'Do all aliens really need sunlight?' ...

Searching for alien languages sheds light on how much human languages have in common—with each other and even with animal ...

What would they think of us? Today in History: April 12, Euro Disney opens in Paris Artemis II’s moon-traveling astronauts ...

The ExoLife Finder (ELF) looks like no telescope ever built. A spectacular crown of 15 five-meter mirrors perches atop a ...

In these science fiction books, extraterrestrial beings are sympathetic, horrifying and everything in between.

Star Trek is packed with all sorts of alien, both on the Enterprise and throughout the final frontier, and these are the ...

What would alien life from another planet be like? But we rarely ask the opposite: What would they think of us?

Grab your lab coat, or at least pretend you have one, and prepare to zoom way, way in because we’re about to explore a world ...

In the sci-fi book and now movie Project Hail Mary, astronaut Ryland Grace, played by Ryan Gosling, encounters three ...

EXCLUSIVE: Former Van Halen frontman Sammy Hagar has claimed he is all for Donald Trump releasing classified UFO files, as he ...