When it comes to space travel, Albert Einstein's theory of relativity is a major inconvenience. With the laws of physics (currently) prohibiting faster-than-light travel, velocities are limited to a ...

Add Yahoo as a preferred source to see more of our stories on Google. The light echo around the star V838 Monocerotis as seen by the Hubble Space Telescope in November 2005. (NASA, ESA and H. Bond ...

Every generation grows up with starships that jump across galaxies in a heartbeat, but the real universe is far less forgiving than the screen. The same physics that lets GPS satellites work and ...

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 ...

When some scientists at CERN thought they'd shown neutrino particles traveling faster than the speed of light last year, they announced they'd maybe wobbled the laws of physics. On Wednesday, they ...