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

Ridley Scott's eight-part sci-fi masterpiece has emerged as the perfect weekend binge before it returns for its sophomore ...

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

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

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

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.

Behind the acid blood and jump scares of the Alien franchise is an even more insidious horror: a single employer with ...

From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and ...

Deep within massive rocky exoplanets, hidden oceans of molten rock may be generating powerful magnetic fields in an ...

If I were looking at Earth from a distance, I would be pretty disappointed,” theoretical physicist Avi Loeb says. “Most of ...

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