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Oct 20, 2015 12:30 PM ET // Nola Taylor Redd, Contributor
Science fiction literature is full of stories in which tunnels in space-time — known as wormholes — are used for time travel. How much fact lies within the fiction? The answer is, more than you might think.
Sep 19, 2015 03:39 PM ET // Ian O'Neill
After undergoing a 5-year upgrade, the world's most powerful gravitational wave detector is back online and hunting for the tiniest of tiny fluctuations in spacetime.
Aug 27, 2015 12:06 AM ET // Ian O'Neill
Has Stephen Hawking found the 'emergency exit' for information falling into a black hole?
Aug 26, 2015 12:50 PM ET // Elizabeth Howell
A new spacecraft will test ideas to find gravitational waves in the universe.
Jul 10, 2015 12:50 PM ET // Charles Q. Choi,
A newfound giant black hole nearly as massive as 7 billion suns is dozens of times larger than astronomers expected given its host galaxy's size, researchers say.
Jan 13, 2015 06:05 PM ET // Ian O'Neill
For the first time, the mass of a binary pulsar pair has been precisely measured, but it was a race against time before the extreme gravitational warping of spacetime caused one of the dense objects to blip out of view.
Dec 2, 2014 06:40 PM ET // Ian O'Neill
How does time stop everything from happening at once? What mechanism drives time forward, but not backward? Continue reading →
Nov 8, 2014 07:17 AM ET
Dimensions are complicated. Wrapping your head around how many there are can give you a headache. Trace explains everything you should know about them.
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