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

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

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

Scientists in a recent breakthrough have introduced a new strategy to detect extraterrestrial life, marking a novel shift ...

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

Comet 41P/Tuttle-Giacobini-Kresak has begun acting a little unusually, but there are likely natural explanations before we go ...

Aliens did not visit Earth in the distant past. They didn't build the pyramids or rule ancient Greece from Mount Olympus or teach Mesoamericans how to plant corn. How do I know? Because they didn't do ...

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