There are many popular myths concerning black holes , many of them perpetuated by Hollywood. Television and movies have portrayed the...
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How to Build a Time Machine
It wouldn't be easy, but it might be possible By Paul Davies Time travel has been a popular science-fiction theme since H. G. W...
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THE NOTORIOUS MOTHER PARADOX
(sometimes formulated using other familial relationships) arises when people or objects can travel backward in time and alter the past. ...
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Quantum time waits for no cosmos
THE INTRIGUING notion that time might run backwards when the Universe collapses has run into difficulties. Raymond Laflamme, of the Los ...
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Is time travel possible?
John and Mary Gribbin In one of the wildest developments in serious science for decades, researchers from California to Moscow have rece...
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Time travel for beginners
John Gribbin Exactly one hundred years ago, in 1895, H. G. Wells classic story The Time Machine was first published in book form. As bef...
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Time travel back on the agenda
CLAIMS that time travel is impossible in principle have been shown to be in error by an Israeli researcher. Amos Ori, of the Technion-Is...
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Is time an illusion?
JUST because we perceive time flowing in one direction, does that mean there "really is" a difference between the past and futur...
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Time Machines
Paul J. Nahin American Institute of Physics p408 £?? Distributed in UK by OUP; ISBN 0883189356 John Gribbin TIME TRAVEL has become, if not...
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Hyperspace connections: Black holes, white holes, wormholes
John Gribbin When astronomer Carl Sagan decided to write a science fiction novel, he needed a fictional device that would allow his chara...
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The Einstein connection
It's one of the intriguing curiosities of the history of science that spacetime wormholes were actually investigated by mathematical ...
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Wormhole engineering
There is still one problem with wormholes for any hyperspace engineers to take careful account of. The simplest calculations suggest that...
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