Language and radio signals may not matter to aliens. Instead, they might be using patterns to leave a biological fingerprint.

The interstellar visitor 3I/ATLAS has turned into one of the strangest shows in the sky, shifting to a vivid blue and ...

A grainy thermal clip of a sharply defined triangle gliding over the Nevada desert has reignited one of America’s most ...

Thundereggs look like regular rocks from the outside, but contain intricate and colorful mineral patterns inside — often made ...