Light Speed
The ‘Halo Drive’ Would Shoot Lasers at Black Holes to Explore the Milky Way
“If we can’t build something capable of delivering astronomical levels of energy, perhaps we could instead steal the energy from an astronomical object.”
Scientists Think the Speed of Light Has Slowed, and They're Trying to Prove It
A controversial theory that would overturn Einstein’s theory of general relativity could soon be tested.
Faster Than Light Communication Gets Busted Once Again
It's possible to break FTL with a pulse of light, but it's then destroyed by quantum noise.
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