Add Yahoo as a preferred source to see more of our stories on Google. The universe is plenty weird already. You don’t have to look far to find incredible star-forming nebulae, ravenous supermassive ...

It's like Warp Drive. There are several "warp drive" theories that do not, in fact, violate the laws of physics. Good luck achieving the energy necessary for them to function, though. For most ...

If you make one end of the wormhole oscillate, then time dilation at that end relative to the entrance produces a bridge into the past. Time travel into the past makes a complete hash of causality, ...