Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

Donald Trump has ordered the release of files related to aliens, UAP, and UFOs. If previous disclosures are any indication, get ready for a letdown.

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

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

"Extremophile" bacteria could survive asteroid impacts that are strong enough to launch them into space, suggesting that life could travel between planetary bodies.

Subnautica’s ocean is filled with strange and fascinating alien life. But how realistic are these creatures from a biological ...

SETI has spent decades listening for a sharp, well-defined radio signal that could indicate it was sent by distant intelligent life. Now researchers believe that space weather could distort and blur s ...

In 2011, Paul Krugman infamously declared that the US could revitalize its slow economy if it were to prepare for an invasion of space aliens. Would the real ...

Despite a concerning lack of updates since season 1 concluded, Alien: Earth is ready to begin shooting its second season in May, at a studio that's steeped in history for the franchise.

Theoretically, it’s impossible for us to perceive a 4D creature. That is, unless it broke into our three-dimensional reality.

The researchers who scan the skies for radio signals from extraterrestrials are now rethinking their approach.

Do little green men exist? Was 'Men In Black' a documentary? Prediction markets are pricing the probability of a U.S. government confirmation of alien life before the year 2027. Find out why traders ...