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

Aristotle's views on the nature of the cosmos dominated the Ancient Greek world. He argued that there's only one world, at ...

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

Alien megastructures built to harvest stellar energy or alter the orbits of stars may be physically feasible, according to a ...

Explore how cutting edge telescopes, AI, and new detection methods are transforming the extraterrestrial life search and ...

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

A research team has developed a new approach to detecting life beyond Earth that does not rely on identifying specific ...

A new study proposes detecting life in space by spotting patterns across many planets instead of focusing on one at a time.

Ridley Scott's Alien is widely considered the ultimate sci-fi horror movie, but a few genre films, like The Fly and The Thing, are even better.

During a recent televised interview, NASA Administrator Jared Isaacman said the chances of discovering extraterrestrial life ...

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

When a hunk of ice from another star system hurtles through our cosmic neighborhood, astronomers pay attention. When that ...