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

Claims of an 'arms race' involving Russia and China, reverse-engineering, and crashed alien spacecraft re-emerged this month ...

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

SETI researchers found no alien signals on interstellar object 3I/ATLAS, but the study refines future searches and expands ...

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

Scientists say bad space weather may be one reason alien tech signals have not reached our telescopes in a usable form, after ...

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an ...

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist having a Eureka moment, realising in a single dramatic instant that Earth is ...

The group leading the charge in the search for extraterrestrial life has given the all clear: An interstellar comet looks to be completely natural and free of any alien tech. The SETI Institute said ...

When Comet 3I/ATLAS entered our solar system last year—only the third known interstellar object to do so—astronomers took notice. When astronomers first discovered 3I/ATLAS in July 2025, the icy ...