Morning Overview on MSN
New warp bubble using normal matter throws relativity back into the spotlight
For more than a century, Einstein’s relativity has set a hard speed limit for the universe, with light as the ultimate ...
Modern Engineering Marvels on MSN
A warp bubble that uses ordinary matter brings relativity back to center stage
This is the first spacetime to be written down in which a warp-drive is not required to have exotic negative energy. That one ...
13don MSN
Wormholes may not exist—we've found they reveal something deeper about time and the universe
Wormholes are often imagined as tunnels through space or time—shortcuts across the universe. But this image rests on a ...
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