Between biosignatures and technosignatures lie noosignatures, and some scientists think they could help us find alien life ...

Pulverised technology from collapsed alien civilisations may lie scattered across the solar system, including on the Moon, a new study suggests. The likelihood of advanced aliens living at the same ...

Scientists have searched one of the only known visitors to us from another solar system for signs of alien technology – and found nothing. 3I/ATLAS was discovered last year and identified as the third ...