Add Yahoo as a preferred source to see more of our stories on Google. A small asteroid careened toward Earth before burning up Tuesday night above northern Siberia in Russia, creating a blazing ...

Dark matter is an interesting thing in that while it is not known for certain that it even exists, most scientists agree that it does, and they therefore incorporate it into some of their research.

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and ...

Imagine yourself in space, looking down on our world and yet unable to return any time soon. Consider it our bad luck, in fact, that Barry “Butch” Wilmore and Sunita Williams were the two Americans ...

A small asteroid careened toward Earth before burning up Tuesday night above northern Siberia in Russia, creating a blazing fireball in the sky witnessed across the region. The space rock, which was ...