From gamma ray bursts and supernova explosions to black holes and unknown alien life, we rank the scariest things in the ...

There are things the NASA chief has "come across in the job that he can’t explain," but aliens are not among them.

February 17, 1600. A man with a gag in his mouth and his tongue pierced with an iron rod was dragged out into Rome’s Campo de’ Fiori square. Moments later, Jesuit priests stripped him naked, hung him ...

The discovery of the molecules was made with Nasa’s Curiosity rover, which examined a Martian rock named Cumberland. This is ...

A viral Obama podcast answer about aliens prompted Trump to accuse him of revealing secrets and promise to release UFO files ...