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.

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

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

(cokada/iStock/Getty Images) Alien megastructures built to harvest stellar energy or alter the orbits of stars may be ...

Trump has ordered a UFO data release. But if aliens exist, what would they think of us? - For generations, human beings have wondered: What would alien life from another planet be like ...

reports of alien abductions and recovered memory syndrome or studies that don't reach traditional levels of significance. But neither controversial phenomena nor potentially illuminating but ...

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