A private rocket mission aims to boost NASA’s Swift telescope before its orbit decays, extending its hunt for gamma-ray ...

Avi Loeb vows to brief public and create website to share findings of team tasked with investigating origins of mysterious ...

Avi Loeb, a distinguished cosmologist who previously led Harvard’s astronomy department until 2020 and conducted extensive ...

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

The Pentagon released over a hundred newly declassified files related to UFOs (now officially referred to as Unidentified ...

Well, as a matter of fact, I have often had close encounters with aliens, only I never bothered to mention it here. For this ...

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

The planets are extremely large, with TOI-791 b being about the same size as Jupiter, and TOI-791 c even larger. Yet, they ...

Muse's Matt Bellamy on ‘The Wow! Signal’, overcoming heartache and unknown, advice from pal Chris Martin, and building a ...

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