In virtual experiments, AI repeatedly misread dead digital organisms as self-replicating life.

The search for life beyond Earth has always been full of surprises. Strange radio signals have sparked excitement. Odd gases on distant worlds have raised questions. Even ordinary objects have been ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals . Unexplained gases on other planets. Things mistaken for UFOs ...

What if an alien species had a complete evolutionary history stretching billions of years? This deep dive explores the Yaetuans, from microscopic lifeforms to a civilization capable of reaching the ...

In a bit of a surprise move, American space agency NASA announced earlier this week a crucial mission to planet Mars. Called Aeolus, it’s not the mission itself that’s a surprise, but the company that ...

Fossils unearthed in Ethiopia are reshaping our view of human evolution. Instead of a straight march from ape-like ancestors to modern humans, researchers now see a tangled, branching tree with ...