WASHINGTON (Reuters) - Spaceships zipping at the speed of light or faster are a staple of science fiction. Think of the Millennium Falcon in the "Star Wars" movies and the starship Enterprise in "Star ...

Find out how traveling faster than light and traveling back in time are the same thing. By choosing the right path and the right reference frames, any superluminal motion can lead to information or ...

Physicists at the European Organization for Nuclear Research (CERN) have made a mind-bending — and rule-bending — discovery: They've measured strange subatomic particles called neutrinos traveling ...

paceships zipping at the speed of light or faster are a staple of science fiction. Think of the Millennium Falcon in the "Star Wars" movies and the starship Enterprise in "Star Trek." Such travel ...

The light echo around the star V838 Monocerotis as seen by the Hubble Space Telescope in November 2005. When I was a teenager, I was—shockingly, I know—deeply nerdy. At a science-fiction convention, I ...

The story of the drawn-out development of Albert Einstein's revolutionary rewrite of the laws of gravity has been told many times, but over the past 100 years it has given us extreme stars and black ...

Time travel is possible, at least according to Caroline Mallary, a doctoral student at the University of Massachusetts Dartmouth. In a paper published in the journal Classical and Quantum Gravity, ...

WASHINGTON (Reuters) – Spaceships zipping at the speed of light or faster are a staple of science fiction. Think of the Millennium Falcon in the “Star Wars” movies and the starship Enterprise in “Star ...