Philosophical-sounding edge cases help scientists refine their models and explore how and where their theories may fail.

If there is an absolute law in the universe, it’s that nothing can travel faster than the speed of light. Space is big, and ...

This Star Trek concept ignited a dream that humans could one day travel faster than the speed of light. Now physicists are ...

You know that scene in the film Contact where the “Machine” is spooling up, its three spinning rings kicking out crazy light and an electromagnetic field powerful enough to pitch nearby Navy ...

From H. G. Wells's The Time Machine to Christopher Nolan's Interstellar, the possibility of travelling through time has fascinated people for centuries. But, although it sounds like pure science ...

Star Trek's iconic warp drive, once pure science fiction, is now inspiring real-world astrophysicists. Scientists are developing theoretical models t ...