Mercury freezes at roughly minus 38.8 degrees Celsius, a temperature so far below everyday conditions that the silvery ...

Add Yahoo as a preferred source to see more of our stories on Google. Navstar-2F GPS satellite. The theory is deceptively simple. First, there is no "absolute" frame of reference: Every time you ...

Physicists from JILA — a CU Boulder and National Institute of Standards and Technology institute — were able to measure an effect called time dilation at the smallest scale ever, which they say could ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

(Nanowerk News) Albert Einstein, one of the most celebrated modern scientists, proposed the revolutionary theory of special relativity over a century ago. This theory forms the basis of most of what ...