Milky Way's Black Hole: May Be Spinning Football-Shaped Spacetime Warp
The Sagittarius A* supermassive black hole at the core of the Milky Galaxy may be "warping the spacetime surrounding it into ...
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30 years after warp drives were proposed, we still can't make the math work
To construct a warp drive, we'd need 10 times more negative energy than all of the positive energy in the universe. In 1994, Mexican theoretical physicist Miguel Alcubierre decided to figure out ...
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30 years after warp drives were proposed, we still can't make the math work
His warp drive solution to general relativity employs ... so that you need only about a star's worth of negative energy to shape the drive. But even more calculations show that even if you get ...