If forced to choose one descriptor for the octopus, the best word may be “otherworldly.” These truly amazing marine animals ...

The scientific wonderers at What If investigate a newly found world in a faraway star system that might actually have the ...

A new study suggests alien life may be easier to detect through clusters of similar planets rather than single biosignatures.

Ancient Greeks believed in alien life, as well as in gods, souls, and beings that inhabited the Moon, stars, and Heavens.

Even at a glance, the planets in our solar system are wildly diverse. Huge and small, airless and densely packed with ...

A single alien world can be misleading. A strange gas in an atmosphere might look promising, then turn out to come from ...

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

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

Can desert planets with alien life, like the one in the movie *Dune*, exist? Scientists’ answer leans toward “no.” A study ...

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

A common element in “Star Trek” and other science fiction is their depiction of humanoid alien species. If life exists ...

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