Humans often imagine extraterrestrial life as biological creatures similar to animals or people. However, some scientists believe that truly advanced civilizations may eventually abandon biological ...

In 2006, Ryan Gosling, then in his twenties, starred in a tough-minded, low-budget drama called “Half Nelson,” in which he played a middle-school teacher hobbled by a crack addiction. Years later, the ...

When it comes to aliens, the possibilities are endless. From humanoid figures with exaggerated features to bizarre creatures ...

Sharks might not be a natural biological group, with most species potentially closer kin to rays than to an oddball group of sharks.

"Extremophile" bacteria could survive asteroid impacts that are strong enough to launch them into space, suggesting that life could travel between planetary bodies.

An experiment mimicking conditions on the Saturn moon suggests that cell-like bubbles don’t form in methane lakes, puncturing hopes for alien life.

What: SETI Institute Artists-in-Residence present Exoplanetary Poetry, an art-science collaboration that trains artificial intelligence on exoplanet atmospheric chemi ...

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

This ship was huge. It was like a city-sized ship. And there was hundreds of beings on board,” said Debbie Solaris, a ...

Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.

Avi Loeb, who challenged scientists on the true origin of 3I/ATLAS, reckons alien life form will make contact with us soon ...

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...