Machine learning is quietly rewriting the rules of the cosmic hunt for company. Instead of waiting to recognize familiar ...

Interstellar comet 3I/ATLAS sheds millions of tons of water as it leaves our solar system. New radio scans find no signs of ...

A massive extraterrestrial craft slamming into the Pacific and triggering a United States Navy response sounds like a ...

It is unclear whether a [3I/ATLAS] would transmit radio signals … such signals would take tens of thousands of years to cross ...