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These are the user uploaded subtitles that are being translated: 1 00:00:01,350 --> 00:00:03,435 [ SUSPENSEFUL MUSIC PLAYS ] 2 00:00:07,410 --> 00:00:08,340 Narrator: THIS IS THE STORY 3 00:00:08,342 --> 00:00:11,610 OF AN INCREDIBLE SCIENTIFIC ADVENTURE, 4 00:00:11,612 --> 00:00:15,314 OF AN UNLIKELY COLLECTION OF SCIENTISTS AND ENGINEERS, 5 00:00:15,316 --> 00:00:20,586 DREAMERS AND SCHEMERS, WHO ATTEMPTED THE IMPOSSIBLE... 6 00:00:22,323 --> 00:00:24,590 [SUSPENSEFUL MUSIC CLIMBS] -AAAAH! 7 00:00:24,592 --> 00:00:28,930 TO CONTROL GRAVITY. 8 00:00:28,950 --> 00:00:29,995 GRAVITY IS THE FUNDAMENTAL FORCE 9 00:00:29,997 --> 00:00:34,400 THAT HOLDS US TO THE EARTH AND BINDS THE UNIVERSE TOGETHER, 10 00:00:34,402 --> 00:00:37,536 YET, WE STILL DON'T FULLY UNDERSTAND IT. 11 00:00:37,538 --> 00:00:39,438 GRAVITY IS THE MOST MYSTERIOUS 12 00:00:39,440 --> 00:00:41,707 OF ALL THE FUNDAMENTAL FORCES. 13 00:00:41,709 --> 00:00:44,760 THE ULTIMATE CHALLENGE I CAN THINK OF, 14 00:00:44,780 --> 00:00:47,679 AS A SCIENTIST, IS TO CONTROL GRAVITY. 15 00:00:47,681 --> 00:00:50,150 THE SCIENTIFIC QUEST TRIGGERED A RACE 16 00:00:50,170 --> 00:00:55,320 BETWEEN RIVAL CORPORATIONS, GOVERNMENT, AND MILITARY. 17 00:00:55,322 --> 00:00:58,570 IT CAN DESTROY THE MISSILES 18 00:00:58,590 --> 00:01:01,527 OR REMOVE THEM FROM THEIR TRAJECTORY. 19 00:01:01,529 --> 00:01:04,430 FUELED BY THE PARANOID FEAR OF MISSING 20 00:01:04,432 --> 00:01:08,670 THE GREATEST TECHNOLOGICAL ADVANCE IN HISTORY. 21 00:01:08,690 --> 00:01:10,502 IF JUST ONE IDEA WORKS, 22 00:01:10,504 --> 00:01:12,838 IF ONLY PARTLY, 23 00:01:12,840 --> 00:01:14,339 YOU WON THE JACKPOT! 24 00:01:14,341 --> 00:01:17,142 IF THE DREAM OF GRAVITY CONTROL EVER CAME TRUE, 25 00:01:17,144 --> 00:01:19,211 IT WOULD REVOLUTIONIZE THE WORLD 26 00:01:19,213 --> 00:01:22,848 AND COULD SEND US TO THE STARS. 27 00:01:22,850 --> 00:01:24,616 AAAAAH! 28 00:01:24,618 --> 00:01:26,385 [ LAUGHTER ] 29 00:01:26,387 --> 00:01:28,220 AAAH! 30 00:01:28,222 --> 00:01:29,721 [ EERIE MUSIC PLAYS ] 31 00:01:29,723 --> 00:01:32,724 -- Captions by VITAC -- www.vitac.com 32 00:01:32,726 --> 00:01:35,727 CAPTIONS PAID FOR BY DISCOVERY COMMUNICATIONS 33 00:01:40,134 --> 00:01:43,469 ¶¶ 34 00:01:47,408 --> 00:01:50,943 [ SUSPENSEFUL MUSIC CLIMBS ] 35 00:01:50,945 --> 00:01:52,578 IN THE LATE 1980s, 36 00:01:52,580 --> 00:01:55,114 AEROSPACE ENGINEER RON EVANS WAS WORKING 37 00:01:55,116 --> 00:01:59,585 IN THE DEFENSE INDUSTRY IN LANCASHIRE, ENGLAND. 38 00:01:59,587 --> 00:02:02,955 HE'D BEEN TRYING TO FIND A WAY TO DETECT STEALTH BOMBERS 39 00:02:02,957 --> 00:02:07,259 USING FLUCTUATIONS IN GRAVITY 40 00:02:07,261 --> 00:02:11,497 AND HE WONDERED IF HE COULD TAKE IT EVEN FURTHER. 41 00:02:11,499 --> 00:02:14,800 COULD HE USE GRAVITY TO LEVITATE A PLANE? 42 00:02:17,104 --> 00:02:19,271 OF COURSE, IT WAS IMPOSSIBLE. 43 00:02:19,273 --> 00:02:22,574 BUT RON DID SOMETHING A BIT RECKLESS. 44 00:02:22,576 --> 00:02:26,478 HE ASKED HIS EMPLOYER IF THEY'D LET HIM TRY. 45 00:02:26,480 --> 00:02:28,814 RON'S EMPLOYER WAS THE BIGGEST DEFENSE 46 00:02:28,816 --> 00:02:33,118 AND AEROSPACE CONTRACTOR IN EUROPE: BAE SYSTEMS. 47 00:02:36,524 --> 00:02:39,858 AND, INSTEAD OF TELLING HIM TO HAVE A CUP OF TEA AND A NAP, 48 00:02:39,860 --> 00:02:41,827 THEY LISTENED. 49 00:02:41,829 --> 00:02:45,564 I HAD TO GO TO THE HEAD OF THE TECHNOLOGY BOARD -- 50 00:02:45,566 --> 00:02:46,765 IT'S A PANEL -- 51 00:02:46,767 --> 00:02:50,350 AND PERSUADE THEM THAT IT WAS WORTH DOING. 52 00:02:50,370 --> 00:02:53,138 NOW, CLEARLY, IT WAS VERY SPECULATIVE. 53 00:02:53,140 --> 00:02:54,873 I HAD TO GO AWAY 54 00:02:54,875 --> 00:02:57,776 AND COME UP WITH SOME CONCEPTS AND COME UP WITH SOME IDEAS 55 00:02:57,778 --> 00:03:00,445 THAT COULD ACTUALLY FEATURE AN ANTIGRAVITY 56 00:03:00,447 --> 00:03:03,649 OR A GRAVITY-TYPE PROPULSION SYSTEM. 57 00:03:03,651 --> 00:03:06,885 WELL, THIS IS ONE OF THE DESIGNS THAT WE CAME UP WITH. 58 00:03:06,887 --> 00:03:08,120 FOR START, IT WOULDN'T BE LIMITED 59 00:03:08,122 --> 00:03:09,421 TO JUST FLYING IN THE AIR. 60 00:03:09,423 --> 00:03:14,260 IT COULD FLY ANYWHERE, INTO SPACE, EVEN INTO WATER. 61 00:03:14,280 --> 00:03:17,950 AND, OF COURSE, IT WAS A VERTICAL TAKEOFF DESIGN 62 00:03:17,970 --> 00:03:19,298 BECAUSE IT HAD A GRAVITY ENGINE INSIDE. 63 00:03:19,300 --> 00:03:21,433 BUT IT DIDN'T LOOK VERY EXCITING 64 00:03:21,435 --> 00:03:23,635 AND SO WE ASKED THE ARTIST 65 00:03:23,637 --> 00:03:26,238 TO PUT SOME GREEN RAYS UNDERNEATH. 66 00:03:26,240 --> 00:03:29,474 THAT MADE IT LOOK FAR MORE FUTURISTIC. 67 00:03:29,476 --> 00:03:30,943 LET'S BE CLEAR 68 00:03:30,945 --> 00:03:34,179 THAT NOT EVERYONE IN THE COMPANY THOUGHT WE SHOULD BE DOING IT. 69 00:03:34,181 --> 00:03:37,449 THERE WERE QUITE A FEW THAT FELT "WE MAKE AIRCRAFT. 70 00:03:37,451 --> 00:03:39,685 WE'RE GOOD AT IT AND THAT'S WHAT WE SHOULD BE DOING." 71 00:03:39,687 --> 00:03:41,353 BUT THERE WERE A FEW, 72 00:03:41,355 --> 00:03:44,323 AND SOME VERY SENIOR PEOPLE, THAT FELT, "OKAY. 73 00:03:44,325 --> 00:03:47,593 LET'S JUST HAVE A LITTLE LOOK AT THE FUTURE" 74 00:03:47,595 --> 00:03:51,630 AND THE CONCEPT BECAME KNOWN AS GREENGLOW. 75 00:03:51,650 --> 00:03:53,465 [ SUSPENSEFUL MUSIC PLAYS ] 76 00:03:56,170 --> 00:03:58,203 Narrator: AS HEAD OF PROJECT GREENGLOW, 77 00:03:58,205 --> 00:04:00,872 RON'S JOB WAS TO FIND AND DEVELOP 78 00:04:00,874 --> 00:04:04,810 ADVANCED PROPULSION SYSTEMS TO OVERCOME GRAVITY. 79 00:04:04,812 --> 00:04:07,579 Evans: THE POTENTIAL WAS ENORMOUS, IF IT HAPPENED. 80 00:04:07,581 --> 00:04:11,316 IT WOULD TOTALLY CHANGE AEROSPACE. 81 00:04:11,318 --> 00:04:13,285 Narrator: AND RON WAS NOT ALONE. 82 00:04:16,824 --> 00:04:18,924 [ SUSPENSEFUL MUSIC PLAYS ] 83 00:04:18,926 --> 00:04:21,560 AT AROUND THE SAME TIME, IN THE U.S., 84 00:04:21,562 --> 00:04:24,162 NASA BEGAN A PARALLEL PROJECT, 85 00:04:24,164 --> 00:04:28,433 HEADED BY AEROSPACE ENGINEER MARC MILLIS. 86 00:04:28,435 --> 00:04:31,837 IT WAS AROUND 1996 WHEN I WAS ASKED 87 00:04:31,839 --> 00:04:34,773 TO LEAD THE BREAKTHROUGH PROPULSION PHYSICS PROJECT. 88 00:04:34,775 --> 00:04:38,377 THINGS LIKE NONROCKET SPACE DRIVES, 89 00:04:38,379 --> 00:04:40,779 INTERSTELLAR PROPULSION, 90 00:04:40,781 --> 00:04:43,548 AND MANIPULATING GRAVITY, THINGS LIKE THAT. 91 00:04:43,550 --> 00:04:49,540 FOR THAT PROJECT, THE IDEA WAS TO THINK RADICAL, THINK BIG. 92 00:04:49,560 --> 00:04:51,823 Narrator: TODAY, NASA SAYS IT HAS MOVED ON 93 00:04:51,825 --> 00:04:53,625 AND DOESN'T WANT TO LOOK BACK. 94 00:04:55,929 --> 00:04:58,163 WE CAN'T GO IN THERE TO TALK ABOUT IT NOW 95 00:04:58,165 --> 00:05:00,465 BECAUSE NASA'S NOT DOING THAT WORK RIGHT NOW. 96 00:05:05,839 --> 00:05:08,340 [ MELANCHOLY TUNE PLAYS ] 97 00:05:08,342 --> 00:05:11,576 Narrator: AT BAE SYSTEMS, THE SAME SITUATION: 98 00:05:11,578 --> 00:05:16,181 THE COMPANY NO LONGER WANTS TO DISCUSS PROJECT GREENGLOW. 99 00:05:16,183 --> 00:05:19,384 WE ASKED WHETHER WE COULD GO THERE AND TALK TO THEM ABOUT IT 100 00:05:19,386 --> 00:05:20,752 AND THEY JUST SAID NO. 101 00:05:24,240 --> 00:05:27,926 Narrator: GRAVITY CONTROL IS A DARK AND DANGEROUS SCIENCE, 102 00:05:27,928 --> 00:05:33,310 BUT, LIKE MODERN-DAY ALCHEMY, IT PROMISES A GLITTERING PRIZE. 103 00:05:33,330 --> 00:05:35,133 BUT IT CAN DESTROY YOUR REPUTATION. 104 00:05:36,637 --> 00:05:41,390 ¶¶ 105 00:05:41,410 --> 00:05:44,309 YEARS EARLIER, RON HAD WATCHED A GRAVITY EXPERIMENT 106 00:05:44,311 --> 00:05:48,800 BRING DOWN ONE OF BRITAIN'S BEST-KNOWN SCIENTISTS -- 107 00:05:48,820 --> 00:05:50,882 THIS TIME, I CALL FOR A VOLUNTEER. 108 00:05:50,884 --> 00:05:54,190 PROFESSOR OF ENGINEERING AT IMPERIAL COLLEGE LONDON 109 00:05:54,210 --> 00:05:56,880 ERIC LAITHWAITE. 110 00:05:56,900 --> 00:05:57,489 AND THEN, WE'RE GONNA SPIN UP 111 00:05:57,491 --> 00:06:00,325 THE BIGGEST GYRO OF THE DAY, WHICH IS HERE. 112 00:06:00,327 --> 00:06:03,428 LIKE MILLIONS OF OTHERS, RON HAD BEEN SPELLBOUND 113 00:06:03,430 --> 00:06:04,930 BY LAITHWAITE'S CHRISTMAS LECTURE 114 00:06:04,932 --> 00:06:08,400 AT THE ROYAL INSTITUTION IN 1974. 115 00:06:08,402 --> 00:06:09,835 -I CAN MAKE HIM RAISE IT. -[LAUGHTER] 116 00:06:12,306 --> 00:06:13,739 NOW -- 117 00:06:13,741 --> 00:06:16,975 Narrator: LAITHWAITE SUGGESTED THAT, BY SPINNING A HEAVY WHEEL, 118 00:06:16,977 --> 00:06:20,212 YOU COULD MAKE IT COUNTERACT GRAVITY. 119 00:06:20,214 --> 00:06:22,581 RON HAS RETURNED TO THE ROYAL INSTITUTION 120 00:06:22,583 --> 00:06:24,783 TO TRY AND RECREATE THE EFFECT. 121 00:06:24,785 --> 00:06:27,919 -DOES IT FEEL LIGHT? -IT DOES. IT FEELS VERY LIGHT. 122 00:06:27,921 --> 00:06:29,388 Narrator: WITH THE HELP OF FELLOW ENGINEER 123 00:06:29,390 --> 00:06:30,622 DR. ADAM WOJCIECH. 124 00:06:30,624 --> 00:06:32,557 IF I SLOW DOWN, IT FEELS -- 125 00:06:32,559 --> 00:06:34,960 WHAT I THINK WAS AT THE BACK OF LAITHWAITE'S MIND 126 00:06:34,962 --> 00:06:36,528 WAS THAT THERE WAS A FORCE 127 00:06:36,530 --> 00:06:39,640 IN ONE DIRECTION MORE THAN IN THE OTHER 128 00:06:39,660 --> 00:06:42,634 AND SO THE GYRO WILL START TO RISE UP 129 00:06:42,636 --> 00:06:46,171 AND THAT GIVES YOU THE ILLUSION AS THOUGH IT'S LOSING WEIGHT. 130 00:06:46,173 --> 00:06:47,606 IT ISN'T. 131 00:06:47,608 --> 00:06:50,108 IT'S JUST AN ILLUSION. 132 00:06:50,110 --> 00:06:52,778 [SUSPENSEFUL MUSIC PLAYS] IT ISN'T LIGHT. 133 00:06:52,780 --> 00:06:55,580 Narrator: WHEN A GYROSCOPE IS ROTATED IN THE SAME DIRECTION 134 00:06:55,582 --> 00:07:00,886 IT'S SPINNING, IT'S GIVEN AN UPWARD LIFT. 135 00:07:00,888 --> 00:07:04,156 AND IF I ROTATE IN THE OPPOSITE SENSE. 136 00:07:04,158 --> 00:07:05,390 OHHH, THAT DOES LOOK HEAVY. 137 00:07:05,392 --> 00:07:07,325 OH, CAREFUL, CAREFUL, CAREFUL. -WOW. 138 00:07:07,327 --> 00:07:10,262 Narrator: WHEN IT'S ROTATED IN THE OPPOSITE DIRECTION, 139 00:07:10,264 --> 00:07:15,300 THE OPPOSITE HAPPENS AND IT SEEMS TO GET HEAVIER. 140 00:07:15,302 --> 00:07:17,469 STILL HOPING TO MAKE GRAVITY CONTROL 141 00:07:17,471 --> 00:07:19,504 A SUBJECT OF SERIOUS RESEARCH, 142 00:07:19,506 --> 00:07:23,208 LAITHWAITE ACKNOWLEDGED HIS MISTAKE. 143 00:07:23,210 --> 00:07:26,711 YET, HIS REPUTATION WAS PERMANENTLY DAMAGED. 144 00:07:26,713 --> 00:07:30,810 HE WAS SNUBBED BY THE ACADEMIC ESTABLISHMENT. 145 00:07:30,830 --> 00:07:33,218 AND FELT COMPELLED TO LEAVE HIS POSITION 146 00:07:33,220 --> 00:07:35,754 AT THE ROYAL INSTITUTION. 147 00:07:35,756 --> 00:07:38,390 Evans: PROFESSOR LAITHWAITE GOT INTO A LOT OF TROUBLE 148 00:07:38,392 --> 00:07:40,992 WITH THIS, REALLY, BECAUSE OF THE CLAIM 149 00:07:40,994 --> 00:07:44,663 THAT IT GOT LIGHTER, WHICH IS ANTIGRAVITY, 150 00:07:44,665 --> 00:07:48,660 AND ACADEMICS JUMP ON ANY ANTIGRAVITY DEVICE 151 00:07:48,680 --> 00:07:50,368 AS BEING IMPOSSIBLE! 152 00:07:50,370 --> 00:07:51,903 WELL, IT'S NOT IMPOSSIBLE. 153 00:07:51,905 --> 00:07:54,706 IT'S JUST WE DON'T KNOW HOW TO DO IT. 154 00:07:54,708 --> 00:07:56,408 BUT WE SHOULD LOOK. 155 00:07:56,410 --> 00:07:58,643 IT'S LIKE FLIGHT IN THE LAST CENTURY. 156 00:07:58,645 --> 00:08:01,379 IN THOSE DAYS, ANYBODY THAT SAID THEY COULD FLY 157 00:08:01,381 --> 00:08:03,949 WAS LOOKED UPON AS A LUNATIC! 158 00:08:03,951 --> 00:08:09,354 ¶¶ 159 00:08:09,356 --> 00:08:12,290 Narrator: THE DIFFERENCE IS THAT, BEFORE HUMANS COULD FLY, 160 00:08:12,292 --> 00:08:14,493 WE KNEW BIRDS COULD. 161 00:08:14,495 --> 00:08:18,530 WE COULD STUDY AERODYNAMICS. 162 00:08:18,532 --> 00:08:20,365 BUT THERE WAS NOTHING WE KNEW OF 163 00:08:20,367 --> 00:08:23,568 THAT COULD ACTUALLY OVERCOME GRAVITY. 164 00:08:25,239 --> 00:08:28,306 ¶¶ 165 00:08:30,482 --> 00:08:35,117 [ SUSPENSEFUL MUSIC PLAYS ] 166 00:08:35,119 --> 00:08:37,820 Narrator: THE DREAM OF LIFTING EFFORTLESSLY FROM THE EARTH 167 00:08:37,822 --> 00:08:40,623 IS NOT CONFINED TO ENGINEERS. 168 00:08:40,625 --> 00:08:42,792 DESPITE BEING SO CONTENTIOUS, 169 00:08:42,794 --> 00:08:47,630 MANY ACADEMICS ARE RATHER SEDUCED BY THE IDEA. 170 00:08:47,632 --> 00:08:51,234 DR. TAMARA DAVIS IS AMONG THEM. 171 00:08:51,236 --> 00:08:53,603 Davis: FROM A LITTLE KID, I ALWAYS WANTED TO GO 172 00:08:53,605 --> 00:08:56,205 AND VISIT OTHER PLANETS AND GO UP INTO SPACE 173 00:08:56,207 --> 00:08:58,700 AND TO BE ABLE TO HAVE A FORM OF PROPULSION 174 00:08:58,900 --> 00:09:01,177 THAT COULD GET ME THERE EASILY WOULD BE FANTASTIC. 175 00:09:01,179 --> 00:09:05,810 BUT WE DON'T YET KNOW WHETHER WE CAN MANIPULATE GRAVITY 176 00:09:05,830 --> 00:09:08,451 OR HAVE ANY CONTROL OVER IT. 177 00:09:08,453 --> 00:09:10,419 Narrator: THERE IS ONE, FUNDAMENTAL FORCE 178 00:09:10,421 --> 00:09:11,754 WE KNOW WE CAN CONTROL, 179 00:09:11,756 --> 00:09:15,458 WHICH WE'VE USED TO BUILD OUR MODERN WORLD: 180 00:09:15,460 --> 00:09:17,159 ELECTROMAGNETISM. 181 00:09:19,631 --> 00:09:23,733 IT GIVES US A TANTALIZING ILLUSION OF GRAVITY CONTROL 182 00:09:23,735 --> 00:09:25,167 WHEN WE LEVITATE A MAGNET. 183 00:09:25,169 --> 00:09:26,903 ¶ [RESONATING] ¶ 184 00:09:26,905 --> 00:09:30,373 TA-DA! [laughs] 185 00:09:30,375 --> 00:09:32,475 ELECTROMAGNETIC PROPULSION 186 00:09:32,477 --> 00:09:34,677 BALANCES THE WEIGHT OF THE MAGNET 187 00:09:34,679 --> 00:09:38,915 BY USING THE SAME MAGNETIC POLARITY IN THE BASE. 188 00:09:38,917 --> 00:09:41,484 Davis: WE KNOW THAT LIKE CHARGES REPEL, 189 00:09:41,486 --> 00:09:44,186 SO, HERE, WE JUST HAVE A MAGNETIC FIELD 190 00:09:44,188 --> 00:09:46,255 THAT'S LEVITATING A MAGNET. 191 00:09:46,257 --> 00:09:47,690 SO THIS IS NOTHING MYSTERIOUS. 192 00:09:47,692 --> 00:09:49,992 THIS IS JUST ELECTROMAGNETISM. 193 00:09:49,994 --> 00:09:51,327 LET'S SEE IF I CAN GET THIS ACROSS. 194 00:09:53,310 --> 00:09:56,866 -[CLINK] -AH. 195 00:09:56,868 --> 00:09:58,301 -[CLINK] -[LAUGHS] 196 00:09:58,303 --> 00:10:01,404 Narrator: THE POWER OF CONTROL WE GET FROM ELECTROMAGNETISM 197 00:10:01,406 --> 00:10:04,607 LIES IN THE FACT THAT WE CAN CHANGE ITS POLARITY 198 00:10:04,609 --> 00:10:08,744 AND MAKE IT EITHER REPEL OR ATTRACT. 199 00:10:08,746 --> 00:10:11,948 Davis: SO, IN ELECTROMAGNETISM, WE HAVE POSITIVE CHARGES 200 00:10:11,950 --> 00:10:15,918 AND NEGATIVE CHARGES AND THEY TEND TO ATTRACT EACH OTHER. 201 00:10:15,920 --> 00:10:18,854 [ LAUGHS ] 202 00:10:18,856 --> 00:10:21,524 IF YOU HAVE A POSITIVE CHARGE AND A POSITIVE CHARGE, 203 00:10:21,526 --> 00:10:25,595 IT WILL REPEL FROM EACH OTHER, BUT WOULDN'T IT BE GREAT 204 00:10:25,597 --> 00:10:28,798 IF WE COULD GET GRAVITY TO WHERE IT CAN REVERSE 205 00:10:28,800 --> 00:10:32,168 AND BE ABLE TO LEVITATE THINGS USING GRAVITY? 206 00:10:32,170 --> 00:10:36,405 ONLY PROBLEM IS THERE ISN'T ANY NEGATIVE GRAVITY. 207 00:10:36,407 --> 00:10:39,750 THERE ISN'T ANY ANTIGRAVITY THAT PUSHES. 208 00:10:39,770 --> 00:10:41,911 GRAVITY ALWAYS PULLS, AS FAR AS WE NOW. 209 00:10:41,913 --> 00:10:45,414 ¶¶ 210 00:10:45,416 --> 00:10:49,850 Narrator: THE REASON SEEMS TO BE THAT, UNLIKE ELECTROMAGNETISM, 211 00:10:49,870 --> 00:10:52,788 GRAVITY HAS ONLY KIND OF POLARITY: 212 00:10:52,790 --> 00:10:54,857 POSITIVE. 213 00:10:54,859 --> 00:10:57,727 ONE MASS IS SIMPLY ATTRACTED TO ANOTHER. 214 00:11:00,431 --> 00:11:04,967 GRAVITY AND ELECTROMAGNETISM ARE COMPLETELY DIFFERENT FORCES. 215 00:11:04,969 --> 00:11:07,603 THERE'S A VERY SPECIAL PROPERTY OF GRAVITY. 216 00:11:07,605 --> 00:11:09,739 THAT IS THAT IT ADDS UP. 217 00:11:09,741 --> 00:11:11,941 [ SUSPENSEFUL MUSIC PLAYS ] 218 00:11:11,943 --> 00:11:14,443 Narrator: INSIDE AN ATOM, THERE'S A POSITIVE NUCLEUS 219 00:11:14,445 --> 00:11:18,447 SURROUNDED BY NEGATIVE ELECTRONS. 220 00:11:18,449 --> 00:11:22,485 SO THE ELECTROMAGNETIC VALUE CANCELS OUT, 221 00:11:22,487 --> 00:11:25,321 WHEREAS, THERE'S NOTHING TO CANCEL OUT ITS MASS. 222 00:11:27,825 --> 00:11:29,959 Ellis: SO THE FORCE ON ONE ATOM 223 00:11:29,961 --> 00:11:31,961 ADDS TO THE FORCE ON ANOTHER ATOM 224 00:11:31,963 --> 00:11:36,132 AND SO THEY GENERATE AN ATTRACTIVE GRAVITATIONAL FORCE, 225 00:11:36,134 --> 00:11:39,135 SO, IF YOU GET ENOUGH OF THOSE ATOMS TOGETHER, 226 00:11:39,137 --> 00:11:41,704 LIKE IN A PLANET OR IN A STAR, 227 00:11:41,706 --> 00:11:46,909 THEN THE GRAVITATIONAL FORCE IS VERY STRONG. 228 00:11:46,911 --> 00:11:48,811 SO, GRAVITY IS DIFFERENT. 229 00:11:48,813 --> 00:11:51,247 IT ADDS UP AS YOU INCREASE THE AMOUNT OF MATTER, 230 00:11:51,249 --> 00:11:54,183 IN A WAY THE OTHER FORCES DON'T. 231 00:11:54,185 --> 00:11:57,620 ¶¶ 232 00:12:04,228 --> 00:12:08,497 Narrator: IN 1996, A RUSSIAN SCIENTIST WORKING IN FINLAND 233 00:12:08,499 --> 00:12:10,533 CLAIMED TO HAVE DONE THE VERY THING 234 00:12:10,535 --> 00:12:14,370 THE SKEPTICS SAID WAS IMPOSSIBLE: 235 00:12:14,372 --> 00:12:16,138 CONTROL GRAVITY. 236 00:12:19,444 --> 00:12:21,277 DR. EUGENE PODKLETNOV 237 00:12:21,279 --> 00:12:24,346 HAD BEEN USING A MACHINE CALLED A CRYOSTAT 238 00:12:24,348 --> 00:12:27,160 TO COOL ELECTRICAL SUPERCONDUCTORS 239 00:12:27,180 --> 00:12:30,286 WHEN SOMETHING VERY STRANGE HAPPENED. 240 00:12:30,288 --> 00:12:33,489 Podklentov: ONE EVENING, WE WERE WORKING WITH OUR CRYOSTAT 241 00:12:33,491 --> 00:12:37,727 AND ONE OF MY COLLEAGUES, WHO WAS LEAVING AT THAT TIME, 242 00:12:37,729 --> 00:12:39,829 JUST CAME TO THE LABORATORY AND SAID, 243 00:12:39,831 --> 00:12:44,467 "GUYS, WHAT ARE YOU DOING HERE?" AND WE SAID, "JUST WORKING." 244 00:12:44,469 --> 00:12:46,680 AND HE WAS SMOKING HIS PIPE. 245 00:12:46,700 --> 00:12:47,903 A VERY INTERESTING PERSON. 246 00:12:47,905 --> 00:12:51,730 IT IS, BY THE WAY, NOT ALLOWED, TO SMOKE A PIPE 247 00:12:51,750 --> 00:12:55,411 IN THE LABORATORY, BUT IT WAS LATE IN THE EVENING. 248 00:12:55,413 --> 00:12:59,315 AND HE BLEW HIS PIPE OVER THE CRYOSTAT 249 00:12:59,317 --> 00:13:02,752 AND THE SMOKE WENT CLOSE TO THE CRYOSTAT, 250 00:13:02,754 --> 00:13:09,358 HIT SOME UNSEEN BARRIER, AND, VERY FAST, WENT UP. 251 00:13:09,360 --> 00:13:12,128 AND IT WAS PRETTY AMAZING. 252 00:13:12,130 --> 00:13:14,290 HE REPEATED THIS SEVERAL TIMES 253 00:13:14,310 --> 00:13:18,968 AND SAID, "YOU ARE WORKING WITH MAGIC THINGS" AND HE LEFT. 254 00:13:18,970 --> 00:13:22,370 SO THAT WAS THE BEGINNING. 255 00:13:22,390 --> 00:13:23,906 Narrator: AFTER MONTHS OF INVESTIGATION, 256 00:13:23,908 --> 00:13:27,376 PODKLETNOV CONCLUDED THAT WHAT HE'D CREATED WAS 257 00:13:27,378 --> 00:13:29,912 AN ANTIGRAVITY FIELD. 258 00:13:29,914 --> 00:13:33,983 SO WE HAVE A VACUUM CHAMBER WITH A DISC 259 00:13:33,985 --> 00:13:37,953 WHICH CAN BE ROTATED OVER 10,000 ROTATIONS PER MINUTE. 260 00:13:37,955 --> 00:13:40,589 AND THIS IS A WEIGHT SAMPLE 261 00:13:40,591 --> 00:13:44,426 WHICH CAN MOVE FREELY OVER THE DISC. 262 00:13:44,428 --> 00:13:47,496 AND WHEN THE DISC REACHES A CERTAIN SPEED OF ROTATION, 263 00:13:47,498 --> 00:13:52,100 IT EXERTS A REPULSIVE FORCE ON THE WEIGHT SAMPLE 264 00:13:52,300 --> 00:13:55,137 AND PUSHES IT UP. 265 00:13:55,139 --> 00:13:57,907 IN FACT, THIS IS A DIRECT DEMONSTRATION 266 00:13:57,909 --> 00:13:59,475 OF THE GRAVITY FIELD. 267 00:13:59,477 --> 00:14:04,313 THIS GRAVITY FIELD IS, IN OUR CASE, REPULSIVE 268 00:14:04,315 --> 00:14:05,848 AND, AS YOU CAN SEE, 269 00:14:05,850 --> 00:14:09,385 THE REPULSIVE FORCE IS PRETTY BIG. 270 00:14:09,387 --> 00:14:10,920 Narrator: HEARING ABOUT THE EXPERIMENT, 271 00:14:10,922 --> 00:14:13,656 RON EVANS ORGANIZED A TEAM AT GREENGLOW 272 00:14:13,658 --> 00:14:16,859 TO TRY TO RECREATE PODKLETNOV'S BREAKTHROUGH. 273 00:14:16,861 --> 00:14:18,260 BUT THEY DIDN'T HAVE THE BUDGET 274 00:14:18,262 --> 00:14:21,497 TO WORK WITH THE HIGHLY SPECIALIZED SUPERCONDUCTOR. 275 00:14:21,499 --> 00:14:23,899 Evans: WE COULDN'T REPLICATE WHAT HE'D DONE, 276 00:14:23,901 --> 00:14:26,635 SO WE COULDN'T SAY, YES, HE HAD FOUND IT, IN EFFECT; 277 00:14:26,637 --> 00:14:28,270 OR NO, HE HADN'T. 278 00:14:28,272 --> 00:14:31,640 [ SUSPENSEFUL MUSIC PLAYS ] 279 00:14:33,411 --> 00:14:36,812 Narrator: BY NOW, MARC MILLIS AT NASA ALSO WANTED TO KNOW 280 00:14:36,814 --> 00:14:39,548 IF THERE WAS SOMETHING IN PODKLETNOV'S CLAIM 281 00:14:39,550 --> 00:14:42,218 AND HE HAD A MUCH BIGGER BUDGET. 282 00:14:42,220 --> 00:14:45,154 WE FOUND PEOPLE WHO REPLICATED THE EXPERIMENT 283 00:14:45,156 --> 00:14:49,358 WITH PODKLETNOV'S HELP AND THEY EVEN HAD 50 TIMES 284 00:14:49,360 --> 00:14:52,628 THE DETECTION SENSITIVITY THAT PODKLETNOV HAD HAD, 285 00:14:52,630 --> 00:14:57,233 AND DID NOT FIND ANY EFFECT. 286 00:14:57,235 --> 00:14:59,969 Narrator: DESPITE EXHAUSTIVE TESTS, 287 00:14:59,971 --> 00:15:01,503 NO ONE SEEMED ABLE TO REPRODUCE 288 00:15:01,505 --> 00:15:04,773 PODKLETNOV'S SO-CALLED GRAVITY FIELD. 289 00:15:04,775 --> 00:15:07,243 I THINK PODKLETNOV HAD JUMPED TO A CONCLUSION, 290 00:15:07,245 --> 00:15:08,711 HAD SEEN SOME THINGS, 291 00:15:08,713 --> 00:15:12,882 AND DID NOT TAKE THE RIGOR TO GO THROUGH AND MAKE SURE 292 00:15:12,884 --> 00:15:16,719 THAT HE WASN'T MISLEADING HIMSELF. 293 00:15:16,721 --> 00:15:19,355 Narrator: MEANWHILE, NEWS OF PODKLETNOV'S BREAKTHROUGH 294 00:15:19,357 --> 00:15:23,993 HAD BEEN LEAKED TO THE PRESS AND THE RESULTING MEDIA STORM 295 00:15:23,995 --> 00:15:27,630 ULTIMATELY FORCED HIM TO LEAVE HIS UNIVERSITY POSITION. 296 00:15:27,632 --> 00:15:30,466 ¶¶ 297 00:15:30,468 --> 00:15:34,637 SO PODKLETNOV WENT BACK TO MOSCOW, TO WORK IN SECRET 298 00:15:34,639 --> 00:15:37,473 AND, BY LATE 2001, HE HAD CLAIMED 299 00:15:37,475 --> 00:15:42,144 HE HAD A NEW WAY TO MANIPULATE GRAVITY. 300 00:15:42,146 --> 00:15:45,614 WARY OF THE WESTERN MEDIA, HE CONTACTED THE ONE MAN 301 00:15:45,616 --> 00:15:48,651 HE TRUSTED TO GIVE HIM A FAIR HEARING: 302 00:15:48,653 --> 00:15:52,588 RON EVANS, AT GREENGLOW. 303 00:15:52,590 --> 00:15:54,356 BECAUSE OF HIS SECURITY CONCERNS, 304 00:15:54,358 --> 00:15:59,695 PODKLETNOV WAS ONLY PREPARED TO TELL RON THE BASIC CONCEPT. 305 00:15:59,697 --> 00:16:01,463 I PRESENTED TO HIM 306 00:16:01,465 --> 00:16:05,935 MY LATEST WORKS WITH IMPULSE GRAVITY GENERATOR, 307 00:16:05,937 --> 00:16:11,400 WHICH GIVES A VERY SHARP IMPULSE OF GRAVITY WAVES. 308 00:16:11,420 --> 00:16:13,876 IT'S REALLY A GIANT SPARK PLUG, REALLY, 309 00:16:13,878 --> 00:16:15,945 BUT, ACCORDING TO DR. PODKLETNOV, 310 00:16:15,947 --> 00:16:19,615 SOMEONE WAY AWAY, A KILOMETER AWAY, 311 00:16:19,617 --> 00:16:23,485 ON THE BALCONY OF SOME FLATS IN LINE WITH THE BEAM, 312 00:16:23,487 --> 00:16:28,390 WERE STILL ABLE TO DETECT A SLIGHT EFFECT. 313 00:16:28,392 --> 00:16:30,326 THAT WAS INCREDIBLE. 314 00:16:30,328 --> 00:16:33,529 ¶¶ 315 00:16:35,688 --> 00:16:37,621 [ SUSPENSEFUL MUSIC PLAYS ] 316 00:16:37,623 --> 00:16:40,524 Narrator: FOR YEARS, THE GRAVITY PULSE CONCEPT 317 00:16:40,526 --> 00:16:44,595 REMAINED SHROUDED IN SECRECY AND STAYED UNPROVEN. 318 00:16:46,833 --> 00:16:50,701 BUT, BY THE EARLY 2000s, A NEW GENERATION OF SCIENTISTS 319 00:16:50,703 --> 00:16:55,740 HAD PICKED UP THE BATON FROM PROJECT GREENGLOW, 320 00:16:55,742 --> 00:16:58,209 INCLUDING DR. MARTIN TAJMAR, 321 00:16:58,211 --> 00:17:03,800 PROFESSOR OF SPACE SYSTEMS AT DRESDEN UNIVERSITY. 322 00:17:03,820 --> 00:17:05,149 Tajmar: IF YOU LOOK FOR A CHALLENGE, 323 00:17:05,151 --> 00:17:08,850 ALWAYS LOOK FOR A BIG CHALLENGE. 324 00:17:08,870 --> 00:17:11,655 THE ULTIMATE CHALLENGE I CAN THINK OF AS A SCIENTIST 325 00:17:11,657 --> 00:17:13,570 IS TO CONTROL GRAVITY. 326 00:17:13,590 --> 00:17:16,827 THAT'S MAYBE THE MOST DIFFICULT THING THERE IS, RIGHT? 327 00:17:16,829 --> 00:17:19,430 Narrator: MARTIN IS ABOUT TO COMPREHENSIVELY TEST 328 00:17:19,432 --> 00:17:22,767 PODKLETNOV'S CONCEPT, ONCE AND FOR ALL. 329 00:17:22,769 --> 00:17:25,870 HIS CLAIMS ARE THAT THEY CAN DRILL HOLES 330 00:17:25,872 --> 00:17:27,938 INTO BRICK WALLS AND THIS KIND OF STUFF, 331 00:17:27,940 --> 00:17:30,174 WHICH IS AN EXTRAORDINARY CLAIM. 332 00:17:30,176 --> 00:17:32,900 AND, IF YOU HAVE AN EXTRAORDINARY CLAIM, 333 00:17:32,110 --> 00:17:34,612 YOU MUST HAVE EXTRAORDINARY PROOF. 334 00:17:34,614 --> 00:17:38,516 ANTIGRAVITY IS A KIND OF SYNONYM FOR THE IMPOSSIBLE. 335 00:17:38,518 --> 00:17:42,153 BUT ALWAYS BE READY FOR THE SURPRISE. 336 00:17:42,155 --> 00:17:43,654 Narrator: THIS, IN EFFECT, 337 00:17:43,656 --> 00:17:46,757 IS PODKLETNOV'S GRAVITY PULSE GENERATOR, 338 00:17:46,759 --> 00:17:49,894 RECREATED BY MARTIN AND HIS TEAM. 339 00:17:49,896 --> 00:17:52,763 AS RON EVANS GUESSED, IT'S BASED IN A KIND OF 340 00:17:52,765 --> 00:17:57,802 GIANT SPARK PLUG; ESSENTIALLY, TWO ELECTRODES IN A BOX. 341 00:17:57,804 --> 00:17:59,603 BASICALLY, YOU HAVE TWO ELECTRODES, 342 00:17:59,605 --> 00:18:02,540 ONE HERE AND ONE HERE 343 00:18:02,542 --> 00:18:06,343 AND YOU'RE RUNNING A VERY, VERY HIGH 344 00:18:06,345 --> 00:18:10,881 ELECTRIC CURRENT DISCHARGE THROUGH THAT. 345 00:18:10,883 --> 00:18:15,386 Narrator: THIS DISCHARGE GOES THROUGH A SUPERCONDUCTOR. 346 00:18:15,388 --> 00:18:16,921 ACCORDING TO PODKLETNOV, 347 00:18:16,923 --> 00:18:20,958 THIS SOMEHOW CREATES A PULSE OF GRAVITY WHICH IS PICKED UP 348 00:18:20,960 --> 00:18:26,497 BY A SENSOR ACTING LIKE AN ELECTRONIC PENDULUM. 349 00:18:26,499 --> 00:18:29,333 AND LET'S SAY IF YOU HAVE YOUR PENDULUM HERE, 350 00:18:29,335 --> 00:18:33,838 THAT, WHEN THIS GRAVITATIONAL IMPULSE HITS THE PENDULUM, 351 00:18:33,840 --> 00:18:36,574 YOU WILL ACTUALLY GET A DEFLECTION OF THE PENDULUM. 352 00:18:36,576 --> 00:18:40,778 AND SO THE CLAIM IS THAT THIS IS ACTUALLY ALSO CREATING 353 00:18:40,780 --> 00:18:42,580 NOT ONLY AN ELECTRIC DISCHARGE, 354 00:18:42,582 --> 00:18:45,349 BUT A KIND OF A GRAVITATIONAL IMPULSE, 355 00:18:45,351 --> 00:18:48,285 A PUSH TO SOMETHING AT A DISTANCE. 356 00:18:48,287 --> 00:18:50,754 [ SUSPENSEFUL MUSIC PLAYS ] 357 00:18:57,964 --> 00:19:00,664 Narrator: THE SUPERCONDUCTOR IS COOLED WITH LIQUID NITROGEN 358 00:19:00,666 --> 00:19:03,434 TO REMOVE ITS ELECTRICAL RESISTANCE. 359 00:19:05,938 --> 00:19:09,974 PODKLETNOV CLAIMED THE RESULTING MASSIVE ELECTRICAL DISCHARGE 360 00:19:09,976 --> 00:19:12,743 CREATES THE GRAVITATIONAL PULSE. 361 00:19:15,815 --> 00:19:20,551 THEY SWITCH ON THE POWER TO CHARGE UP THE SYSTEM 362 00:19:20,553 --> 00:19:22,920 AND WAIT FOR THE DISCHARGE. 363 00:19:25,524 --> 00:19:28,292 COUNTING DOWN. 364 00:19:28,294 --> 00:19:35,199 [SUSPENSEFUL MUSIC CLIMBS] [INCREASINGLY RAPID BEEPING] 365 00:19:37,970 --> 00:19:40,104 THERE IS A READING. 366 00:19:42,608 --> 00:19:44,742 SO HERE'S THE DATA. 367 00:19:44,744 --> 00:19:46,610 GRAVITY GOES WITH THE SPEED OF LIGHT, 368 00:19:46,612 --> 00:19:48,979 SO YOU SHOULD SEE AN INSTANTANEOUS PEAK 369 00:19:48,981 --> 00:19:51,415 AND THEN THE SOUND FROM THIS BANG, 370 00:19:51,417 --> 00:19:53,117 THIS TAKES SOME TIME UNTIL IT ARRIVES, 371 00:19:53,119 --> 00:19:55,185 SO WE SHOULD SEE TWO DISTINCT PEAKS 372 00:19:55,187 --> 00:19:57,488 BECAUSE WE HAVE SUCH A HIGH TIME RESOLUTION. 373 00:19:57,490 --> 00:20:00,891 SO THAT'S THE ACOUSTIC IMPULSE AND EXACTLY HERE, 374 00:20:00,893 --> 00:20:03,600 THAT'S WHERE THE GRAVITATIONAL IMPULSE SHOULD BE, 375 00:20:03,620 --> 00:20:05,429 WHERE WE DON'T SEE IT. 376 00:20:05,431 --> 00:20:09,400 Narrator: THE SENSOR FELT THE SOUND WAVE FROM THE SPARK, 377 00:20:09,402 --> 00:20:12,690 BUT NO GRAVITY PULSE. 378 00:20:12,710 --> 00:20:15,673 THAT'S THE MOST SENSITIVE SENSOR THERE IS IN THE WORLD 379 00:20:15,675 --> 00:20:18,776 AND WE DON'T EVEN SEE SOMETHING OUT OF THE NOISE, 380 00:20:18,778 --> 00:20:21,745 SO HOW CAN HE MAKE A CLAIM TO SAY THAT IT MOVED THINGS 381 00:20:21,747 --> 00:20:24,748 METERS AWAY OR THAT IT ACTUALLY PUSHED PENDULUMS AWAY? 382 00:20:24,750 --> 00:20:26,884 SO THAT'S A REALLY OUTRAGEOUS CLAIM. 383 00:20:26,886 --> 00:20:30,988 WE HAVEN'T SEEN SOMETHING NOT EVEN REMOTELY LIKE THAT, SO. 384 00:20:30,990 --> 00:20:36,660 UNFORTUNATELY, BUT, YEAH, SO FAR, NO LUCK. 385 00:20:38,998 --> 00:20:40,831 Narrator: NONE OF PODKLETNOV'S METHODS 386 00:20:40,833 --> 00:20:44,401 SEEM TO BE ABLE TO ALTER GRAVITY IN THE LAB. 387 00:20:44,403 --> 00:20:48,572 COULD THE REASON BE A SIMPLE PROBLEM OF SCALE? 388 00:20:48,574 --> 00:20:52,509 ¶¶ 389 00:20:52,511 --> 00:20:53,844 THERE IS ONE INDUSTRY 390 00:20:53,846 --> 00:20:57,414 THAT HAS TO DEAL WITH GRAVITY ON A PLANETARY SCALE: 391 00:20:57,416 --> 00:20:59,516 THE SPACE BUSINESS. 392 00:20:59,518 --> 00:21:01,919 THEY'RE ALWAYS CLAMORING FOR SOME FORM 393 00:21:01,921 --> 00:21:04,188 OF GRAVITY-BEATING PROPULSION. 394 00:21:15,167 --> 00:21:19,770 MARC MILLIS RAN NASA'S BREAKTHROUGH PROPULSION PROJECT. 395 00:21:19,772 --> 00:21:25,809 ONE OF ITS LONG-TERM GOALS WAS TO MOVE AWAY FROM USING ROCKETS. 396 00:21:25,811 --> 00:21:29,646 THE PROBLEM WITH ROCKETS IS NOT THAT THEY CAN'T BEAT GRAVITY. 397 00:21:29,648 --> 00:21:33,350 IT'S THE AMOUNT OF THRUST THEY NEED TO DO IT. 398 00:21:33,352 --> 00:21:35,853 Millis: IF YOU THINK ABOUT THE APOLLO SPACECRAFT 399 00:21:35,855 --> 00:21:39,256 AND YOU IMAGINE HERE'S SATURN 5, 400 00:21:39,258 --> 00:21:42,159 THE VERY TIP OF THAT AND THEN A LITTLE BIT BELOW THAT 401 00:21:42,161 --> 00:21:43,994 WAS THE ACTUAL SPACECRAFT, ITSELF, 402 00:21:43,996 --> 00:21:47,164 AND ALL THE REST OF THIS WAS THE PROPELLANT, 403 00:21:47,166 --> 00:21:50,834 THE ROCKET FUEL, AND THAT'S JUST TO THE MOON. 404 00:21:50,836 --> 00:21:54,938 [ SUSPENSEFUL MUSIC PLAYS ] 405 00:21:54,940 --> 00:21:57,641 Narrator: NASA PLANS TO GET HUMANS TO MARS AND BACK 406 00:21:57,643 --> 00:22:00,444 WITHIN THE NEXT 15 YEARS 407 00:22:00,446 --> 00:22:05,416 AND, MAYBE ONE DAY, BEYOND THE SOLAR SYSTEM, ITSELF. 408 00:22:05,418 --> 00:22:06,984 BUT JUST THE MARTIAN STEP 409 00:22:06,986 --> 00:22:09,887 SEEMS IMPRACTICAL WITH CONVENTIONAL ROCKETS 410 00:22:09,889 --> 00:22:13,457 BECAUSE LEAVING THE EARTH'S GRAVITY TAKES SOME MUCH FUEL. 411 00:22:13,459 --> 00:22:16,260 THE FARTHER OR FASTER THAT YOU WANNA GO, 412 00:22:16,262 --> 00:22:17,561 OR MORE THAT YOU WANNA CARRY, 413 00:22:17,563 --> 00:22:20,330 YOU NEED THIS EXTRA PROPELLANT TO DO THAT AND THEN, 414 00:22:20,332 --> 00:22:22,733 YOU NEED EXTRA PROPELLANT FOR THE EXTRA PROPELLANT 415 00:22:22,735 --> 00:22:26,170 AND IT ADDS UP EXPONENTIALLY. 416 00:22:26,172 --> 00:22:29,600 IF YOU WANTED TO GO TO OUR NEAREST NEIGHBORING STAR, 417 00:22:29,800 --> 00:22:30,841 WHICH IS OVER 4 LIGHT-YEARS AWAY, 418 00:22:30,843 --> 00:22:32,843 AND YOU WANTED TO DO IT WITH THE KIND OF ROCKETS 419 00:22:32,845 --> 00:22:34,278 THAT ARE ON THE SPACE SHUTTLE, 420 00:22:34,280 --> 00:22:36,246 AND SAY YOU WANNA DO IT IN 50 YEARS, 421 00:22:36,248 --> 00:22:38,749 YOU'RE HAVING TO GO 1/10 OF THE SPEED OF LIGHT. 422 00:22:38,751 --> 00:22:41,180 WELL, THE AMOUNT OF PROPELLANT YOU NEED FOR THAT JOURNEY IS 423 00:22:41,200 --> 00:22:43,787 ABOUT THE MASS OF OUR ENTIRE SUN. 424 00:22:45,858 --> 00:22:49,760 ¶¶ 425 00:22:52,389 --> 00:22:54,890 Narrator: FOR MARC MILLIS AND NASA, 426 00:22:54,910 --> 00:22:57,590 THE FOCUS WAS LESS ON CONTROLLING GRAVITY, ITSELF, 427 00:22:57,610 --> 00:23:00,595 THAN FINDING WAYS TO GET TO THE STARS. 428 00:23:00,597 --> 00:23:02,764 THEY DIDN'T CARE HOW LONG, 429 00:23:02,766 --> 00:23:05,330 AS LONG AS IT DIDN'T NEED ROCKET FUEL. 430 00:23:05,350 --> 00:23:09,237 [ SUSPENSEFUL MUSIC PLAYS ] 431 00:23:09,239 --> 00:23:12,841 THEN IN 2002, A NEW DEVICE APPEARED 432 00:23:12,843 --> 00:23:15,430 THAT SEEMED TO OFFER A SOLUTION. 433 00:23:23,870 --> 00:23:26,154 INVENTED BY A FORMER DEFENSE RESEARCH ENGINEER, 434 00:23:26,156 --> 00:23:28,900 ROGER SHAWYER. 435 00:23:28,920 --> 00:23:31,793 THE BIG ADVANTAGE OF EMDRIVE IS THAT IT'S A DEVICE 436 00:23:31,795 --> 00:23:36,980 WHICH CREATES A FORCE, BUT IT DOESN'T HAVE TO 437 00:23:36,100 --> 00:23:40,100 SHOOT OUT A PROPELLANT OUT OF THE BACK. 438 00:23:40,300 --> 00:23:42,904 Narrator: INSTEAD OF USING ROCKET FUEL TO CREATE THRUST, 439 00:23:42,906 --> 00:23:47,800 THE EMDRIVE USES MICROWAVE ENERGY, 440 00:23:47,100 --> 00:23:50,812 JUST LIKE A DOMESTIC OVEN. 441 00:23:50,814 --> 00:23:53,715 MICROWAVES BOUNCE AROUND INSIDE THE BOX IN WAVES, 442 00:23:53,717 --> 00:23:55,917 COOKING YOUR FOOD. 443 00:23:55,919 --> 00:23:58,520 TO STOP THAT ENERGY COOKING YOU, 444 00:23:58,522 --> 00:24:01,790 THERE IS A MESH ON THE DOOR WITH HOLES IN IT. 445 00:24:01,792 --> 00:24:05,327 Shawyer: THE DIAMETER OF THESE HOLES ARE SO SMALL THAT, 446 00:24:05,329 --> 00:24:08,290 INSTEAD OF GOING THROUGH IT, MICROWAVE RADIATION 447 00:24:08,310 --> 00:24:12,501 IS ACTUALLY BOUNCING UP AND DOWN VERTICALLY IN THE HOLE. 448 00:24:14,571 --> 00:24:16,405 Narrator: THE HOLES TRAP THE WAVES, 449 00:24:16,407 --> 00:24:20,442 SLOWING THEM TO A STANDSTILL. 450 00:24:20,444 --> 00:24:21,843 ACCORDING TO ROGER, 451 00:24:21,845 --> 00:24:26,381 THE NARROW END OF HIS EMDRIVE DOES EXACTLY THE SAME JOB. 452 00:24:26,383 --> 00:24:29,451 THE WAVES ARE GOING FASTER AT THE LARGE END 453 00:24:29,453 --> 00:24:31,987 THAN THEY ARE AT THE SMALL END. 454 00:24:31,989 --> 00:24:35,257 THIS MEANS THAT THE FORCE AT THE LARGE END 455 00:24:35,259 --> 00:24:38,293 IS GREATER THAN THE FORCE AT THE SMALL END, 456 00:24:38,295 --> 00:24:42,631 WHICH WILL CAUSE THE CAVITY TO MOVE IN THE OPPOSITE DIRECTION. 457 00:24:42,633 --> 00:24:45,467 ¶¶ 458 00:24:45,469 --> 00:24:48,270 Narrator: IT WOULD ONLY PRODUCE A SMALL AMOUNT OF THRUST, 459 00:24:48,272 --> 00:24:51,239 BUT, IN SPACE, THAT WOULDN'T MATTER. 460 00:24:51,241 --> 00:24:54,743 AN EMDRIVE THRUSTER WITH CONTINUOUS ELECTRICAL POWER 461 00:24:54,745 --> 00:24:57,120 GIVES YOU CONTINUOUS ACCELERATION 462 00:24:57,140 --> 00:24:58,547 AND THEREFORE, YOU CAN ACHIEVE 463 00:24:58,549 --> 00:25:00,480 VERY LARGE VELOCITIES 464 00:25:00,500 --> 00:25:03,485 AND TRAVEL VERY LARGE DISTANCES. 465 00:25:03,487 --> 00:25:06,988 ROGER BELIEVES THAT, IF HE COULD MAKE IT BIG ENOUGH, 466 00:25:06,990 --> 00:25:10,225 IT COULD POTENTIALLY LIFT US FROM THE EARTH. 467 00:25:10,227 --> 00:25:12,600 YOU SUDDENLY HAVE A LIFT ENGINE 468 00:25:12,620 --> 00:25:13,595 WHICH SIMPLY HOVERS THERE 469 00:25:13,597 --> 00:25:15,831 OR, INDEED, ACCELERATES UPWARDS, 470 00:25:15,833 --> 00:25:18,330 SO, WE CAN OBVIOUSLY ENVISAGE 471 00:25:18,350 --> 00:25:21,200 LAUNCHING LARGE PAYLOADS INTO SPACE 472 00:25:21,400 --> 00:25:24,506 ON A EMDRIVE-DRIVEN SPACE PLANE. 473 00:25:24,508 --> 00:25:27,309 ESSENTIALLY, WE ARE NO LONGER LOOKING AT WAYS 474 00:25:27,311 --> 00:25:29,578 THAT WE CAN CONTROL GRAVITY, ITSELF. 475 00:25:29,580 --> 00:25:33,815 WE ARE BEATING GRAVITY THE SMART WAY. 476 00:25:33,817 --> 00:25:37,520 Narrator: IF IT WORKS. 477 00:25:37,540 --> 00:25:39,588 THOUGH HE DIDN'T CLAIM TO CONTROL GRAVITY, 478 00:25:39,590 --> 00:25:41,723 ROGER'S EMDRIVE CONCEPT 479 00:25:41,725 --> 00:25:45,861 WAS REJECTED BY A LOT OF THEORETICAL SCIENTISTS, 480 00:25:45,863 --> 00:25:49,164 WHO CLAIMED THE BASIC PHYSICS JUST DIDN'T ADD UP. 481 00:25:55,606 --> 00:25:59,274 TO SETTLE THE ARGUMENT BETWEEN THE THEORISTS AND ENGINEERS, 482 00:25:59,276 --> 00:26:03,478 MARTIN TAJMAR HAD THE PERFECT TEST FACILITY IN DRESDEN. 483 00:26:03,480 --> 00:26:06,548 [ SUSPENSEFUL MUSIC PLAYS ] 484 00:26:06,550 --> 00:26:09,751 A LARGE VACUUM CHAMBER MOUNTED ON DAMPERS, 485 00:26:09,753 --> 00:26:13,588 TO ISOLATE IT FROM THE SURROUNDING WORLD, 486 00:26:13,590 --> 00:26:18,460 A CAREFULLY DESIGNED RIG TO HOLD THE DRIVE 487 00:26:18,462 --> 00:26:21,930 WITH A FINELY TUNED BALANCE TO RECORD ANY THRUST... 488 00:26:24,468 --> 00:26:25,934 AND, MOST IMPORTANTLY, 489 00:26:25,936 --> 00:26:30,380 A COPY OF ROGER SHAWYER'S ORIGINAL EMDRIVE. 490 00:26:30,400 --> 00:26:34,109 MARTIN'S VERSION IS SMALL, BUT, IF THE PRINCIPAL WORKS, 491 00:26:34,111 --> 00:26:36,244 THERE SHOULD BE MEASURABLE THRUST. 492 00:26:40,284 --> 00:26:42,317 THE VACUUM CHAMBER IS SEALED. 493 00:26:45,622 --> 00:26:48,890 THE THRUST RECORDER INSIDE IS SO SENSITIVE, 494 00:26:48,892 --> 00:26:51,893 IT CAN DETECT MARTIN SITTING DOWN OUTSIDE. 495 00:26:54,765 --> 00:26:56,431 Tajmar: WE'RE HERE IN A LABORATORY ON EARTH, 496 00:26:56,433 --> 00:26:58,400 SO THERE'S SOME SEISMIC MOVEMENT. 497 00:26:58,402 --> 00:27:01,670 SO THE BALANCE ITSELF WILL MOVE JUST A LITTLE BIT. 498 00:27:01,672 --> 00:27:03,438 THAT'S THE NOISE WE ARE SEEING HERE. 499 00:27:03,440 --> 00:27:07,275 [ SUSPENSEFUL MUSIC PLAYS ] 500 00:27:07,277 --> 00:27:08,977 Narrator: THE EMDRIVE IS SWITCHED ON. 501 00:27:12,683 --> 00:27:14,382 NOTHING APPEARS TO MOVE. 502 00:27:17,454 --> 00:27:21,356 BUT, ON MARTIN'S SCREEN, THERE IS A READING. 503 00:27:21,358 --> 00:27:24,693 WHEN WE TURN ON THE THRUSTER, THE BALANCE, INDEED, REACTS 504 00:27:24,695 --> 00:27:27,929 AND WE MEASURE SOMETHING WHICH LOOKS ACTUALLY LIKE A THRUST. 505 00:27:27,931 --> 00:27:29,331 WHAT WE ARE MEASURING HERE IN THIS CASE 506 00:27:29,333 --> 00:27:32,100 IS OF LIKE 25 MICRONEWTONS. 507 00:27:32,102 --> 00:27:34,135 THAT'S VERY, VERY SMALL. 508 00:27:34,137 --> 00:27:35,704 YOU CAN COMPARE THIS, FOR EXAMPLE, 509 00:27:35,706 --> 00:27:39,700 TO 1/10 OF THE WEIGHT FORCE 510 00:27:39,900 --> 00:27:41,843 OF A GRAIN OF RICE, [chuckle] INCREDIBLY SMALL. 511 00:27:41,845 --> 00:27:44,120 STILL, HOWEVER, USEFUL, FOR EXAMPLE. 512 00:27:44,140 --> 00:27:46,247 IN SPACE, WE HAVE THRUSTERS, ACTUALLY, 513 00:27:46,249 --> 00:27:48,883 WHICH HAVE THIS TINY AMOUNT OF FORCE, 514 00:27:48,885 --> 00:27:50,986 WHICH IS STILL USEFUL TO MANEUVER SPACECRAFT, 515 00:27:50,988 --> 00:27:54,389 FOR INSTANCE. 516 00:27:54,391 --> 00:27:58,627 Narrator: THE FIRST RESULTS SEEM POSITIVE. 517 00:27:58,629 --> 00:28:01,129 BUT, WHEN MARTIN EXPERIMENTED FURTHER, 518 00:28:01,131 --> 00:28:03,565 HE DISCOVERED A PROBLEM. 519 00:28:03,567 --> 00:28:06,134 SO, WITH THE THRUSTER POINTING IN THAT DIRECTION, 520 00:28:06,136 --> 00:28:07,902 WE MEASURED THRUST IN THAT DIRECTION 521 00:28:07,904 --> 00:28:11,390 AND, WHEN WE TILTED IT 90°, HOWEVER, 522 00:28:11,410 --> 00:28:13,800 WE STILL MEASURED THRUST IN THIS DIRECTION, 523 00:28:13,100 --> 00:28:15,777 WHICH WE SHOULDN'T HAVE. 524 00:28:15,779 --> 00:28:19,470 THERE CAN STILL BE SOME MAJOR INFLUENCE FROM, 525 00:28:19,490 --> 00:28:21,160 FOR EXAMPLE, THE POWER-FEEDING LINES 526 00:28:21,180 --> 00:28:23,840 THAT WE STILL NEED TO SOLVE, TO FIND OUT 527 00:28:23,860 --> 00:28:25,954 WHAT'S THE REAL THRUST PRODUCED BY THE EMDRIVE, 528 00:28:25,956 --> 00:28:28,556 IF THERE IS ANY THRUST PRODUCED. 529 00:28:28,558 --> 00:28:32,270 ¶¶ 530 00:28:34,931 --> 00:28:37,432 Narrator: THE GREAT HOPE OF THE EMDRIVE WAS THAT, 531 00:28:37,434 --> 00:28:39,901 AS A KIND OF PROPELLANTLESS ROCKET, 532 00:28:39,903 --> 00:28:44,500 IT WOULD AT LEAST POWER VEHICLES IN SPACE: NASA'S DREAM. 533 00:28:47,611 --> 00:28:51,460 BUT NASA DIDN'T PURSUE THE IDEA ANY FURTHER, 534 00:28:51,480 --> 00:28:56,551 OR ANY OTHER GRAVITY-DEFYING CONCEPTS, BECAUSE, IN 2002, 535 00:28:56,553 --> 00:29:00,855 THEY DISCONTINUED MARC MILLIS'S PROJECT. 536 00:29:00,857 --> 00:29:02,857 THE PROJECT ENDED WHEN THE FUNDING 537 00:29:02,859 --> 00:29:06,270 FOR ALL PROPULSION RESEARCH WAS CUT. 538 00:29:06,290 --> 00:29:08,263 IT WASN'T JUST BREAKTHROUGH PROPULSION PHYSICS. 539 00:29:08,265 --> 00:29:11,766 IT WAS A CONGRESSIONAL EARMARK TO BUILD A BUILDING 540 00:29:11,768 --> 00:29:13,868 IN A CERTAIN STATE AND THAT TOOK ALL THE FUNDING. 541 00:29:13,870 --> 00:29:16,571 IT HAPPENS. 542 00:29:16,573 --> 00:29:20,909 MAIN PROGRESS THAT WE MADE IS WE TOOK SCIENCE-FICTION NOTIONS 543 00:29:20,911 --> 00:29:22,877 AND EVOLVED THEM TO AT LEAST 544 00:29:22,879 --> 00:29:25,460 THE FIRST STEP OF THE SCIENTIFIC METHOD. 545 00:29:25,480 --> 00:29:29,217 THAT STEP, BY ITSELF, IS A DEGREE OF PROGRESS THAT, 546 00:29:29,219 --> 00:29:30,652 IF I DON'T ACCOMPLISH ANY MORE, 547 00:29:30,654 --> 00:29:32,187 IT'S LIKE "YEAH, THAT WAS PRETTY GOOD." 548 00:29:32,189 --> 00:29:35,230 [ MELANCHOLY TUNE PLAYS ] 549 00:29:42,320 --> 00:29:44,799 ¶¶ 550 00:29:44,801 --> 00:29:49,370 Narrator: RON EVANS KEPT GOING FOR ANOTHER 3 YEARS. 551 00:29:49,390 --> 00:29:51,506 BUT, WHEN HE RETIRED, IN 2005, 552 00:29:51,508 --> 00:29:54,843 BAE CLOSED DOWN PROJECT GREENGLOW. 553 00:29:57,881 --> 00:30:00,140 IS IT A SHAME? 554 00:30:00,160 --> 00:30:01,616 YEAH, I SUPPOSE SO. 555 00:30:01,618 --> 00:30:06,287 I WOULD LIKE TO HAVE WORKED AT A COMPANY 556 00:30:06,289 --> 00:30:10,125 THAT ACTUALLY MADE THIS IDEA WORK. 557 00:30:10,127 --> 00:30:12,794 IT WAS A LOVELY IDEA. 558 00:30:12,796 --> 00:30:16,197 ¶¶ 559 00:30:16,199 --> 00:30:17,766 Narrator: WHEN GREENGLOW ENDED, 560 00:30:17,768 --> 00:30:21,569 THE HOPE OF MASTERING GRAVITY SEEMED TO END WITH IT. 561 00:30:27,644 --> 00:30:29,677 IF THAT WAS EVER GOING TO CHANGE, 562 00:30:29,679 --> 00:30:34,716 WE NEEDED TO GO MUCH DEEPER INTO HOW GRAVITY ACTUALLY WORKED. 563 00:30:34,718 --> 00:30:38,987 ¶¶ 564 00:30:40,348 --> 00:30:43,216 [ MELANCHOLY TUNE PLAYS ] 565 00:30:46,654 --> 00:30:48,621 Narrator: OUR UNDERSTANDING OF GRAVITY 566 00:30:48,623 --> 00:30:53,590 HAS COME DOWN FROM GALILEO, NEWTON, AND EINSTEIN, 567 00:30:53,610 --> 00:30:56,429 FROM OBSERVATIONS ROOTED IN THE MOTIONS OF THE HEAVENS. 568 00:31:02,237 --> 00:31:06,372 NOW THOSE SAME HEAVENS SEEM TO BE SHOWING US SOMETHING 569 00:31:06,374 --> 00:31:09,809 THAT LOOKS REMARKABLY LIKE ANTIGRAVITY. 570 00:31:12,847 --> 00:31:14,547 THE IDEA THAT THE UNIVERSE 571 00:31:14,549 --> 00:31:19,819 HAS SOME INHERENT FORM OF ANTIGRAVITY IS TANTALIZING. 572 00:31:19,821 --> 00:31:24,357 IF ONLY WE COULD GET OUR HANDS ON IT. 573 00:31:24,359 --> 00:31:28,194 THE PROBLEM IS NO ONE KNOWS WHAT THIS ANTIGRAVITY FORCE 574 00:31:28,196 --> 00:31:33,933 ACTUALLY IS, ONLY THAT IT SEEMS TO ORIGINATE FROM SPACE, ITSELF. 575 00:31:35,537 --> 00:31:38,104 ALTHOUGH WE THINK OF SPACE AS THIS EMPTINESS, 576 00:31:38,106 --> 00:31:40,139 THE ABSENCE OF STUFF, IT ACTUALLY ISN'T. 577 00:31:40,141 --> 00:31:42,808 THERE IS SOMETHING THAT'S INTRINSIC 578 00:31:42,810 --> 00:31:48,140 TO THE NATURE OF SPACE THAT IMPARTED AN ENERGY. 579 00:31:48,160 --> 00:31:50,483 AND ONE OF THE BIG MYSTERIES IS 580 00:31:50,485 --> 00:31:52,218 WHERE DOES THAT ENERGY COME FROM? 581 00:31:52,220 --> 00:31:56,522 ¶¶ 582 00:31:56,524 --> 00:31:59,910 Narrator: A NUMBER OF SCIENTISTS THINK THE ANSWER 583 00:31:59,930 --> 00:32:02,862 TO THIS BIG QUESTION COULD LIE IN THE VERY SMALL -- 584 00:32:02,864 --> 00:32:09,201 THE VERY, VERY, VERY SMALL -- WORLD OF SUBATOMIC PARTICLES: 585 00:32:09,203 --> 00:32:12,772 QUANTUM PHYSICS. 586 00:32:12,774 --> 00:32:14,740 ACCORDING TO CURRENT QUANTUM THEORY, 587 00:32:14,742 --> 00:32:19,712 PARTICLES CAN SPONTANEOUSLY APPEAR FROM NOWHERE. 588 00:32:19,714 --> 00:32:22,114 APPARENTLY, THEY JUST POP INTO EXISTENCE 589 00:32:22,116 --> 00:32:23,749 IN THE VACUUM OF SPACE. 590 00:32:26,554 --> 00:32:30,323 MATTER AND ANTIMATTER, WHICH, BECAUSE THEY'RE OPPOSITES, 591 00:32:30,325 --> 00:32:32,758 CANCEL EACH OTHER OUT IN AN INSTANT. 592 00:32:35,129 --> 00:32:38,640 THE LIFETIME IS ONE-THOUSANDTH 593 00:32:38,660 --> 00:32:42,935 OF ONE-BILLIONTH OF ONE-BILLIONTH OF A SECOND. 594 00:32:42,937 --> 00:32:48,874 WE ARE NOW IN AN OCEAN OF PARTICLE/ANTIPARTICLE PAIRS, 595 00:32:48,876 --> 00:32:51,677 PERMANENTLY APPEARING AND DISAPPEARING. 596 00:32:53,915 --> 00:32:55,681 Narrator: DR. DRAGAN HAJDUKOVIC 597 00:32:55,683 --> 00:32:58,417 THINKS SOMETHING ELSE HAPPENS TO THESE PARTICLES 598 00:32:58,419 --> 00:33:01,253 TO PRODUCE AN ANTIGRAVITY EFFECT. 599 00:33:07,328 --> 00:33:09,996 FOR THE BRIEFEST MOMENT OF THEIR EXISTENCE, 600 00:33:09,998 --> 00:33:14,433 THESE PARTICLES CAN BE POLARIZED, LIKE IRON FILINGS. 601 00:33:14,435 --> 00:33:18,137 THE TROUBLE IS TO GET IT IN A RANDOM ORIENTATION. 602 00:33:18,139 --> 00:33:21,400 IF THERE IS A MAGNETIC FIELD, 603 00:33:21,420 --> 00:33:25,177 THE RANDOM ORIENTATION WILL CHANGE. 604 00:33:25,179 --> 00:33:26,912 YES. 605 00:33:29,217 --> 00:33:30,483 Narrator: ACCORDING TO DRAGAN, 606 00:33:30,485 --> 00:33:35,588 IN THE SAME WAY IRON FILINGS RESPOND TO A MAGNET, 607 00:33:35,590 --> 00:33:38,858 PAIRS OF QUANTUM PARTICLES RESPOND TO MASS. 608 00:33:41,562 --> 00:33:44,764 WITH MATTER AND ANTIMATTER, PAIRS ARE BRIEFLY 609 00:33:44,766 --> 00:33:48,601 ORIENTING THEMSELVES IN RELATION TO THAT MASS. 610 00:33:48,603 --> 00:33:51,203 MATTER IS ATTRACTED TO THE POSITIVE MASS 611 00:33:51,205 --> 00:33:57,743 OF A PLANET OR A STAR, WHILE ANTIMATTER IS REPELLED BY IT. 612 00:33:57,745 --> 00:34:00,913 DRAGAN BELIEVES THIS CREATES A HALO OF 613 00:34:00,915 --> 00:34:06,850 ANTIGRAVITY DARK ENERGY AROUND EVERY MASS IN THE UNIVERSE. 614 00:34:06,870 --> 00:34:10,556 Hajdukovic: ALL THESE HALOS TOGETHER HAS NEGATIVE PRESSURE, 615 00:34:10,558 --> 00:34:16,280 WHAT IS EXACTLY WHAT WE NEED, IN COSMOLOGICAL EQUATIONS, 616 00:34:16,300 --> 00:34:22,301 TO PRODUCE THE ACCELERATED EXPANSION OF THE UNIVERSE. 617 00:34:22,303 --> 00:34:25,370 IT MEANS THAT THERE ARE BOTH POSITIVE 618 00:34:25,390 --> 00:34:28,107 AND NEGATIVE GRAVITATIONAL CHARGES. 619 00:34:28,109 --> 00:34:32,878 SO FAR, WE KNOW THAT GRAVITY'S ONLY ATTRACTION. 620 00:34:32,880 --> 00:34:36,515 IT MAY BE THAT GRAVITY 621 00:34:36,517 --> 00:34:39,552 IS ALSO REPULSION, BUT NOT BETWEEN MATTER AND MATTER, 622 00:34:39,554 --> 00:34:42,955 BUT BETWEEN MATTER AND ANTIMATTER. 623 00:34:42,957 --> 00:34:46,125 ¶¶ 624 00:34:46,127 --> 00:34:49,361 Narrator: DRAGAN'S THEORY, THAT THE KEY TO ANTIGRAVITY LIES 625 00:34:49,363 --> 00:34:53,766 IN ANTIMATTER, IS ACTUALLY GOING TO BE TESTED. 626 00:34:56,604 --> 00:34:59,605 HERE, IN THE WORLD'S BIGGEST PHYSICS LAB, 627 00:34:59,607 --> 00:35:01,507 AT CERN, IN SWITZERLAND, 628 00:35:04,112 --> 00:35:08,180 NOT IN THE FAMOUS LARGE HADRON COLLIDER, 629 00:35:08,182 --> 00:35:13,419 BUT IN THE IMPROBABLY NAMED ANTIMATTER FACTORY, 630 00:35:13,421 --> 00:35:15,221 AT ITS ALPHA EXPERIMENT. 631 00:35:19,293 --> 00:35:21,260 A TEAM LED BY JEFFREY HANGST 632 00:35:21,262 --> 00:35:24,163 IS BUILDING A MACHINE THAT, IN A COUPLE OF YEARS, 633 00:35:24,165 --> 00:35:28,300 WILL ANSWER ONE OF THE BIGGEST QUESTIONS IN GRAVITY RESEARCH: 634 00:35:28,302 --> 00:35:33,706 DOES ANTIMATTER FALL DOWN OR UP? 635 00:35:33,708 --> 00:35:35,174 HI, DRAGAN. -HI. 636 00:35:35,176 --> 00:35:36,675 -WELCOME TO ALPHA. -GOOD TO SEE YOU AGAIN. 637 00:35:36,677 --> 00:35:39,678 COME ON IN. LET'S TAKE A LOOK AT THIS MACHINE. 638 00:35:39,680 --> 00:35:42,748 Narrator: ALPHA IS PART OF CERN'S ONGOING EXPLORATION 639 00:35:42,750 --> 00:35:44,683 INTO THE NATURE OF MATTER AND GRAVITY. 640 00:35:44,685 --> 00:35:46,385 SO, RIGHT NOW, WHAT WE'RE DOING IS 641 00:35:46,387 --> 00:35:48,220 WE'RE ROUTINELY TRAPPING ANTIHYDROGEN. 642 00:35:48,222 --> 00:35:51,791 BUT, FOR DRAGAN HAJDUKOVIC, IT WILL BE MAKE OR BREAK. 643 00:35:51,793 --> 00:35:54,126 TRAPPING ANTIHYDROGEN TO PREPARE FOR THE -- 644 00:35:54,128 --> 00:35:57,663 IF HE'S RIGHT, CREATING ANTIGRAVITY ON EARTH 645 00:35:57,665 --> 00:36:00,366 IS AT LEAST A THEORETICAL POSSIBILITY. 646 00:36:06,641 --> 00:36:11,377 FROM EINSTEIN'S PERSPECTIVE, MASS ACTUALLY DISTORTS 647 00:36:11,379 --> 00:36:15,114 THE FABRIC OF SPACE AND TIME, OR SPACE-TIME, AS IT'S CALLED. 648 00:36:15,116 --> 00:36:17,950 THAT DISTORTION IS RATHER LIKE A WELL. 649 00:36:21,489 --> 00:36:24,657 SO HERE'S ANOTHER OBJECT THAT'S MOVING NEARBY, 650 00:36:24,659 --> 00:36:27,860 OUR MASS THAT HAS BENT SPACE-TIME 651 00:36:27,862 --> 00:36:33,766 AND, AS IT GOES PAST, IT BENDS TOWARDS THE MASSIVE OBJECT. 652 00:36:33,768 --> 00:36:37,236 BUT A NEGATIVE MASS WOULD BE, IN OUR ANALOGY HERE, 653 00:36:37,238 --> 00:36:40,720 SOMETHING LIKE A MOUND, INSTEAD OF A DEPRESSION. 654 00:36:40,740 --> 00:36:41,907 AND THEN YOU RUN INTO PROBLEMS. 655 00:36:41,909 --> 00:36:44,760 ¶¶ 656 00:36:44,780 --> 00:36:46,979 Narrator: THE PROBLEM, ACCORDING TO EINSTEIN, 657 00:36:46,981 --> 00:36:51,350 IS THAT USING A NEGATIVE MASS WOULD MEAN INVERTING SPACE-TIME, 658 00:36:51,352 --> 00:36:56,522 EFFECTIVELY TURNING THE FABRIC OF THE UNIVERSE INSIDE-OUT. 659 00:36:56,524 --> 00:36:58,824 Johnson: AND WHAT YOU END UP WITH IS SOMETHING 660 00:36:58,826 --> 00:37:01,894 THAT'S CALLED A RUNAWAY PROBLEM. 661 00:37:01,896 --> 00:37:05,640 YOU HAVE PHYSICS THAT IS JUST RUNNING OUT OF CONTROL. 662 00:37:05,660 --> 00:37:07,399 IT'LL ACCELERATE AWAY ARBITRARILY 663 00:37:07,401 --> 00:37:11,203 WITH ZERO COST OF ENERGY AND, IF THAT WERE REALLY 664 00:37:11,205 --> 00:37:12,705 HAPPENING ANYWHERE IN THE UNIVERSE, 665 00:37:12,707 --> 00:37:16,942 WE'D SEE IT SPECTACULARLY BECOMING AN UNSTABLE SITUATION. 666 00:37:16,944 --> 00:37:22,114 ¶¶ 667 00:37:23,828 --> 00:37:25,861 [ MELANCHOLY TUNE PLAYS ] 668 00:37:25,863 --> 00:37:28,970 Narrator: IF CLIFFORD JOHNSON 669 00:37:28,990 --> 00:37:30,800 AND OTHER THEORETICAL PHYSICISTS ARE RIGHT, 670 00:37:30,802 --> 00:37:35,304 ANTIGRAVITY PROPULSION WILL REMAIN AN UNWORKABLE DREAM. 671 00:37:35,306 --> 00:37:38,874 IT SEEMS THE LAWS OF PHYSICS SIMPLY DON'T ALLOW IT. 672 00:37:41,579 --> 00:37:44,680 AT LEAST, NOT AS WE UNDERSTAND THOSE LAWS TODAY. 673 00:37:47,552 --> 00:37:50,553 BECAUSE, JUST AS GALILEO GAVE WAY TO NEWTON 674 00:37:50,555 --> 00:37:56,859 AND NEWTON GAVE WAY TO EINSTEIN, THEORIES DO CHANGE. 675 00:37:56,861 --> 00:37:59,762 [ MUSIC CLIMBS ] 676 00:38:02,400 --> 00:38:05,401 ¶¶ 677 00:38:09,340 --> 00:38:11,107 AND, IN THE MEANTIME, WELL, 678 00:38:11,109 --> 00:38:14,377 THE ENGINEERS GET ON WITH DOING WHAT ENGINEERS DO: 679 00:38:14,379 --> 00:38:18,114 BUILDING NEW KINDS OF PROPULSION. 680 00:38:18,116 --> 00:38:21,617 TODAY, THAT INCLUDES NASA. 681 00:38:21,619 --> 00:38:24,320 AT THE GLENN RESEARCH LABORATORY IN OHIO, 682 00:38:24,322 --> 00:38:29,158 WORK IS UNDERWAY TO PRODUCE NEW FORMS OF SPACE ENGINES, 683 00:38:29,160 --> 00:38:33,129 ONES THAT REALLY COULD TAKE US WHERE ROCKETS CAN'T: 684 00:38:33,131 --> 00:38:37,833 BEYOND OUR SOLAR SYSTEM. 685 00:38:37,835 --> 00:38:41,771 WHAT WE HAVE HERE IS A HIGH-POWERED ION THRUSTER 686 00:38:41,773 --> 00:38:44,240 AND THE WAY IT PRODUCES THRUST ARE 687 00:38:44,242 --> 00:38:47,176 IONS ARE CREATED INSIDE THIS RING 688 00:38:47,178 --> 00:38:49,845 AND THEN, WE ESTABLISH ELECTROSTATIC POTENTIAL 689 00:38:49,847 --> 00:38:54,717 THAT ACCELERATES THESE IONS OUT AND PRODUCES LARGE VELOCITIES. 690 00:38:54,719 --> 00:38:55,985 AND WHAT THAT DOES IS 691 00:38:55,987 --> 00:39:00,423 IT GIVES US VERY EFFICIENT PRODUCTION OF THRUST. 692 00:39:00,425 --> 00:39:03,292 Narrator: THIS IS AN ION THRUSTER UNDER TEST, 693 00:39:03,294 --> 00:39:07,730 POURING OUT A CONSTANT STREAM OF CHARGED PARTICLES. 694 00:39:07,732 --> 00:39:10,166 IT'S LESS POWERFUL THAN A ROCKET, BUT CAPABLE 695 00:39:10,168 --> 00:39:16,205 OF ACCELERATING A SPACECRAFT ALMOST INDEFINITELY. 696 00:39:16,207 --> 00:39:19,909 THESE SYSTEMS ARE IDEAL FOR IN SPACE, YOU KNOW. 697 00:39:19,911 --> 00:39:23,412 WE OPERATE THEM PURELY IN SPACE BECAUSE IT'S VERY GENTLE. 698 00:39:23,414 --> 00:39:25,247 YOU KNOW, THE THRUST LEVEL IS LOW, 699 00:39:25,249 --> 00:39:29,180 BUT, OVER TIME, YOU CAN DEVELOP MUCH HIGHER VELOCITIES 700 00:39:29,200 --> 00:39:30,920 THAN YOU CAN WITH CHEMICAL ROCKETS. 701 00:39:30,922 --> 00:39:34,356 ¶¶ 702 00:39:34,358 --> 00:39:37,293 Narrator: NASA'S FOCUS IS ON SPACE PROPULSION 703 00:39:37,295 --> 00:39:42,310 BEYOND THE EARTH'S GRAVITATION, 704 00:39:42,330 --> 00:39:44,100 YET THERE IS A PROPULSION CONCEPT 705 00:39:44,102 --> 00:39:47,770 THAT AIMS TO REVOLUTIONIZE ALL OF AEROSPACE, 706 00:39:47,772 --> 00:39:51,730 RESURRECTED FROM THE DAYS OF PROJECT GREENGLOW. 707 00:39:54,378 --> 00:39:58,214 10 YEARS AGO, PROJECT GREENGLOW ENDED 708 00:39:58,216 --> 00:39:59,448 AND RON EVANS THOUGHT 709 00:39:59,450 --> 00:40:03,886 OFFICIALLY GRAVITY RESEARCH HAD ENDED WITH IT. 710 00:40:03,888 --> 00:40:05,721 BUT, TODAY, HE'S BEEN INVITED 711 00:40:05,723 --> 00:40:09,240 TO WITNESS A UNIQUE GRAVITATIONAL BREAKTHROUGH. 712 00:40:12,497 --> 00:40:15,397 WHEN RON FIRST BEGAN HIS GRAVITY RESEARCH, 713 00:40:15,399 --> 00:40:18,834 IT STARTED WITH A QUESTION: COULD GRAVITY BE USED 714 00:40:18,836 --> 00:40:24,390 TO DETECT AIRCRAFT THAT WERE INVISIBLE TO RADAR? 715 00:40:24,410 --> 00:40:26,809 IN THE 1980s, OUR COMPLETE INABILITY 716 00:40:26,811 --> 00:40:30,746 TO WORK WITH GRAVITY MADE IT IMPOSSIBLE, 717 00:40:30,748 --> 00:40:35,784 BUT, TODAY, RON IS MEETING SOMEONE WHO SAYS HE'S DONE IT. 718 00:40:35,786 --> 00:40:38,787 THIS TIME, THERE ARE NO COVERT MEETINGS. 719 00:40:38,789 --> 00:40:41,557 HE'S GOING INSIDE ENGLAND'S MINISTRY OF DEFENCE 720 00:40:41,559 --> 00:40:44,293 RESEARCH LABORATORY AT PORTON DOWN. 721 00:40:44,295 --> 00:40:45,528 RON, GOOD MORNING. 722 00:40:45,530 --> 00:40:47,563 WELCOME TO DEFENCE SCIENCE AND TECHNOLOGY. 723 00:40:47,565 --> 00:40:50,366 NEIL STANSFIELD HEADS A DEPARTMENT HERE 724 00:40:50,368 --> 00:40:53,969 THAT LOOKS AT WHAT THEY CALL DISRUPTIVE TECHNOLOGY. 725 00:40:53,971 --> 00:40:56,672 ¶¶ 726 00:40:56,674 --> 00:40:58,207 AND THEY'VE TAKEN A POTENTIAL STEP 727 00:40:58,209 --> 00:41:04,980 ON THE ROAD TO GRAVITY CONTROL USING QUANTUM ENGINEERING. 728 00:41:04,982 --> 00:41:06,382 SO WHAT WE HAVE HERE IS 729 00:41:06,384 --> 00:41:08,918 OUR QUANTUM GRAVITY GRADIOMETER. 730 00:41:08,920 --> 00:41:10,286 IT'S A SMALL SYSTEM. 731 00:41:10,288 --> 00:41:11,820 AT THE HEART OF THE DEVICE, 732 00:41:11,822 --> 00:41:13,722 WE HAVE A VACUUM CHAMBER. 733 00:41:13,724 --> 00:41:18,928 THE SENSOR USES LASERS TO FREEZE A CLOUD OF ATOMS. 734 00:41:18,930 --> 00:41:21,363 THIS CLOUD RESPONDS TO DISTURBANCES 735 00:41:21,365 --> 00:41:23,699 IN THE EARTH'S GRAVITATIONAL FIELD 736 00:41:23,701 --> 00:41:26,802 CAUSED BY A MOVING MASS. 737 00:41:26,804 --> 00:41:28,404 THE ATOMS ARE SENSITIVE ENOUGH 738 00:41:28,406 --> 00:41:30,272 TO DETECT THE MASS OF MY BODY 739 00:41:30,274 --> 00:41:31,974 AT A RANGE OF ABOUT 1 METER. 740 00:41:31,976 --> 00:41:34,410 SO YOUR GRAVITATIONAL FIELD IS AFFECTING THIS DEVICE? 741 00:41:34,412 --> 00:41:36,512 YES. 742 00:41:36,514 --> 00:41:38,347 THIS IS THE FIRST TIME 743 00:41:38,349 --> 00:41:42,818 RON HAS SEEN ANYONE ACTUALLY USING GRAVITY. 744 00:41:42,820 --> 00:41:44,887 TO ME, THIS IS AMAZING TECHNOLOGY. 745 00:41:44,889 --> 00:41:47,423 GETTING INTO THE QUANTUM, THAT'S REALLY ALLOWING US 746 00:41:47,425 --> 00:41:48,791 TO DO THINGS THAT 747 00:41:48,793 --> 00:41:50,726 WERE JUST UNBELIEVABLE 30 YEARS AGO. 748 00:41:50,728 --> 00:41:52,294 YES, SOME PEOPLE USE THE PHRASE 749 00:41:52,296 --> 00:41:54,196 "THEY BREAK THE LAWS OF PHYSICS." 750 00:41:54,198 --> 00:41:55,998 I PREFER TO SAY THEY BREAK THE LAWS OF PHYSICS 751 00:41:56,000 --> 00:41:58,000 AS WE UNDERSTAND THEM TODAY. 752 00:41:58,200 --> 00:41:59,340 A HUNDRED YEARS AGO, 753 00:41:59,360 --> 00:42:00,836 WE DIDN'T UNDERSTAND THE QUANTUM PHYSICS. 754 00:42:00,838 --> 00:42:02,972 THE IDEA OF BEING ABLE TO MEASURE CHANGES 755 00:42:02,974 --> 00:42:05,700 IN GRAVITY? SCIENCE-FICTION. 756 00:42:05,900 --> 00:42:06,809 COULD NEVER HAPPEN. TODAY, WE CAN. 757 00:42:06,811 --> 00:42:07,943 YES. 758 00:42:07,945 --> 00:42:11,480 ¶¶ 759 00:42:11,482 --> 00:42:14,817 AAAAAAAAAAAAAH! 760 00:42:16,921 --> 00:42:20,550 Narrator: RON EVANS'S MISSION TO CONTROL GRAVITY BEGAN HERE, 761 00:42:20,570 --> 00:42:23,392 IN A COLD, WET CORNER OF LANCASHIRE, 762 00:42:23,394 --> 00:42:27,129 WHERE PEOPLE GO TO LIVE THEIR DREAMS, 763 00:42:27,131 --> 00:42:31,734 WHERE NO ONE EVER WORRIED ABOUT THE WORD "IMPOSSIBLE". 764 00:42:31,736 --> 00:42:34,270 AAAAAH! 765 00:42:34,272 --> 00:42:38,107 FOR RON EVANS, GRAVITY CONTROL IS JUST SOMETHING 766 00:42:38,109 --> 00:42:40,609 WE HAVEN'T LEARNED TO DO. 767 00:42:40,611 --> 00:42:42,144 YET. 768 00:42:42,146 --> 00:42:43,679 I'M SURE WE WILL, ONE DAY. 769 00:42:43,681 --> 00:42:45,814 IT'S JUST A MATTER OF TIME. 770 00:42:45,816 --> 00:42:47,149 AAAH! 56937

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