New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder to detect.

If advanced aliens lived on a planet within a few hundred to a thousand light years away from Earth, then vast numbers of their signals must already have crossed Earth without being noticed, a new ...

Do aliens exist? Few debates have proved as enduring – or as divisive – as the question of whether there is life beyond Earth ...

Uri Geller claims aliens are testing Earth's systems after 10,000 US flights disrupted and increased UFO sightings near ...

William Neil McCasland has gone missing days after Trump ordered the release of all files on extraterrestrial visits to Earth ...

A Catholic exorcist priest claims aliens are actually demons, arguing UFO abductions mirror diabolical attacks described in ...

Assuming intelligent aliens know how to harvest energy from stars, would humanity be able to spot these high-level structures?

Shaped by a different biology or culture, other intelligent civilisations – if they’re out there – might understand the ...

Trump accused Obama of revealing classified information about aliens, calling it a "big mistake" during Air Force One interview with Fox News reporter.

In last week’s The Universe column, I fielded a reader’s question about galaxy collisions in an expanding universe. The answer deals with vast distances, inscrutable forces and the ultimate fate of ...

Former US President Barack Obama says he has seen no evidence extra-terrestrials have made contact with Earth.

UFO discussions have long been part of the milieu at the Conscious Life Expo, which convenes thousands of New Age spiritual ...