Scientists are raising concerns that we may be overlooking evidence of extraterrestrial life even when it is present. Hidden ...

This video breaks down why K2-18b has suddenly become one of the most important planets in the search for life beyond Earth.

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

Steven Spielberg's new blockbuster coincides with real-world disclosures about the government's investigation of unidentified ...

Neil deGrasse Tyson urges the US government to provide concrete evidence of extraterrestrial life, arguing that popular ...

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 ...

The Great Filter theory suggests advanced civilisations may self-destruct before contacting others, explaining the universe's ...

An unusual sighting in a NASA image has reignited speculation that something extraterrestrial once existed on Mars.