Can darkness really travel faster than light? A surprising new physics experiment suggests it can—at least in a very unusual ...

A dark point inside a beam of light should not be much of a traveler. Yet in a new experiment, some of those points appeared ...

Add Yahoo as a preferred source to see more of our stories on Google. A telescope image of warped yellow starlight forming a smily face against a black background Scientists could soon test Einstein's ...

110 years ago today, Albert Einstein published his General Theory of Relativity, which redefined the relationship between matter and gravity. Suddenly, our mysterious universe made a little more sense ...