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

Grain-sized remnants of alien technology may get caught in solar wind and land on plants and moons close to us ...

SETI scientists searched the interstellar object 3I/ATLAS for radio signals that could indicate extraterrestrial technology ...

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

The SETI Institute said Wednesday that extensive radio scans by its telescope in Northern California found no signs of otherworldly technology from our solar system’s latest interstellar visitor.

David Grusch, a former intelligence official, claims the U.S. government is secretly funding programs to reverse-engineer alien technology, sparking debate over transparency and congressional ...