When an object moves extremely fast—close to the speed of light—certain basic assumptions that we take for granted no longer ...

Fast-moving objects don’t always look the way you’d expect. When something travels near the speed of light, strange things ...

The opening scene of Back to the Future was filled with foreshadowing, and one fan theory recontextualizes Doc's very first ...

Nonlocal correlations that define quantum entanglement could be reconciled with Einstein’s theory of relativity if space–time ...

Time moves faster on the moon, and now we're one step closer to getting a lunar time zone to keep track of it.