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

You could walk up behind them in chain mail, and they wouldn't know. Never mind following someone or listening for footsteps.

When Steven Spielberg announced Disclosure Day , many fans immediately saw it as another entry in the filmmaker's ...

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 ...

I feel the need, the need to be afraid, be very afraid. As you wish. '80s cinema was packed with some iconic lines, but how ...

This creature doesn’t think the way we do—because it doesn’t have just one brain. With 9 brains and 3 hearts, it can process ...

They may have been unethical, potentially dangerous and somewhat sexist … but each of these classic adverts, from the PG Tips monkeys to the Tango slapper, caught the public’s imagination ...

A two-week expedition off Brazil's coast uncovered 31 previously unknown marine species, highlighting just how little is ...

From a marathon milestone on Mars to a sky filled with satellite trails above Chile’s deserts, this week’s collection ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

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

That sharp, briny smell is not the salt, it is a gas made by life, breathed out by tiny ocean creatures too small to see. For ...