"Eventually, our own Voyager spacecraft will be extraterrestrial artifacts in other stellar systems." ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

Neil deGrasse Tyson challenges recent UAP disclosures, urging officials to provide concrete evidence of extraterrestrial life ...

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

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks are enormous.

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.

With the release of Disclosure Day, Steven Spielberg’s new film about aliens, a question as old as science fiction itself resurfaces: if aliens were to arrive on Earth, would they come to conquer us, ...

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

Based on evidence collected by the James Webb Space Telescope, researchers have found that interstellar comet 3I/ATLAS could ...

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the White House to lead a ...

Researchers at the SETI Institute found no evidence of alien technology after analyzing radio signals from the object. 3I/ATLAS was the third comet ever discovered originating from outside our solar ...