An alien invasion might sound like science fiction, but a scientist has now revealed what the terrifying consequences of an encounter might be. Professor Avi Loeb, head of Harvard University's Galileo ...

I suppose we’d pay attention for a bit. The story would ride roughshod over the news cycle for a week with headlines such as, “UFO Lands on Parliament Hill,” “Extraterrestrial Life Confirmed” and ...

Add Yahoo as a preferred source to see more of our stories on Google. Photo Illustration by Thomas Levinson/The Daily Beast/Getty/FX The nightmarish xenomorph, with its piston-like inner jaw and blood ...

NASA is on the lookout for someone to protect the Earth from an alien invasion. The U.S. space agency is currently hiring a planetary protection officer and is offering a salary between $124,406 and ...