Quick, imagine an animal tongue. What came into your mind? The flicking forked tongue of a snake? A cow licking a block of ...

Researchers across biology, philosophy, and AI are split on what counts as a mind—and whether today’s systems qualify.

More than 3.5 billion years ago, the Earth was not the hospitable world we know today. The atmosphere lacked oxygen, the seas ...

For decades, astronomers have chased fleeting hints that something alive might be lurking beyond Earth, only to watch each ...

For more than a century, the idea that life might have arrived on our planet from elsewhere in the cosmos sat at the fringes ...