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

A UFO expert challenges the link between UFOs, UAPs and extraterrestrial life, urging for evidence over speculation amid ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

NASA's Perseverance rover has uncovered one of the most intriguing clues yet in humanity's search for life beyond Earth.

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

NASA’s Perseverance rover has uncovered what may be the strongest evidence yet of ancient life on Mars. Inside a ...

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

Exactly where the comet 3I/ATLAS came from within the Milky Way remains a mystery.

The film 'Disclosure Day' is drawing comparisons to Scientology, with critics noting similarities in themes of spiritual ...

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

PARIS: An interstellar comet that blazed past the Sun last year could be nearly three times older than our Solar System and ...

PARIS, France — An interstellar comet that blazed past the Sun last year could be nearly three times older than our Solar ...