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

The Harvard astrophysicist has devoted years—and thousands of interviews—to the idea that mysterious objects streaking ...

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 polarizing Harvard astronomer has been appointed to lead a White House panel studying UFOs. Avi Loeb is leading a new ...

This video explores obscure answers to the Fermi Paradox, asking why the universe seems silent if alien civilizations should ...

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

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 ...

Why are we allowing unidentified objects to operate with impunity in our skies?” one expert testified Tuesday.

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 ...

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

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 ...