Scientists now believe alien signals may have already reached Earth, and the reason we keep missing them has nothing to do ...

A rare visitor from another star system has undergone one of the most extensive technosignature searches ever conducted on an ...

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

A comet from another star system does not arrive every year. That is part of what made 3I/ATLAS so compelling when it appeared in July 2025.

Researchers searched interstellar comet 3I/ATLAS for artificial radio signals using the Allen Telescope Array and found none. The comet’s unusual chemistry and hyperbolic trajectory confirm it ...

Radio silence has long puzzled those searching for extraterrestrial intelligence, but the answer might lie much closer to the source of potential signals than previously thought. Conditions around ...

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

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Scientists have searched the skies for alien radio signals for more than 60 years, but all ...

A group of Chinese scientists is diving deep into the cosmos in search of alien radio signals from the TRAPPIST-1 star system, which might house planets that could support life. This is no small feat, ...

A new SETI study suggests we may be overlooking alien signals not because they aren't there, but because their own stars are scrambling them before they escape into space. Turbulent plasma and ...

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist ...