For generations, humans have imagined what it would be like to discover life beyond Earth. Would alien beings look anything ...

From microscopic organisms living on frozen worlds to bizarre creatures drifting through alien skies, this journey explores how life might evolve far beyond Earth.

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist having a Eureka moment, realising in a single dramatic instant that Earth is ...

Add Yahoo as a preferred source to see more of our stories on Google. Tardigrades—a type of invertebrate also known as water bears—are the only animals observed to survive the intense radiation and ...

With the release of Disclosure Day, Steven Spielberg’s new film about aliens, a question as old as science fiction itself resurfaces: if aliens were to arrive on Earth, would they come to conquer us, ...