Strange interstellar comet speculated to be alien spacecraft is older than Solar System - Scientists say comet represents ...

Moon dust may be hiding signs of pulverised alien technology, scientist says - Grain-sized remnants of alien technology may ...

The European-led LIFE mission aims to use spacecraft in formation to look for biosignatures.

Instead of searching the skies for radio signals, scientists suggest the first evidence of an extinct alien civilisation ...

Add Yahoo as a preferred source to see more of our stories on Google. Those hoping an infamous interstellar object that visited our cosmic neighborhood in 2025 was an extraterrestrial attempt to ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

NASA's AI space processor could transform spacecraft technology with autonomous decision-making, advanced NASA space computing, and a powerful radiation-hardened processor for future missions. john ...