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 ...

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

President Trump directed his administration to release files on UFOs and any "alien and extraterrestrial life," an issue that has drawn decades of fascination — and spawned more than a few wild ...

Former U.S. President Barack Obama has clarified comments he made about alien life on a podcast over the weekend.

Answers to some of those questions could finally become public after President Trump's call last week for the release of ...

The latest discovery may stand as the most compelling clue humanity has ever had that we are not ...

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.

Beyond that, in the decades to come, we might be able to see the colours of an exoplanet’s surface, and determine if plant life might be present there. And then we can search for changes in a planet’s ...

Add Yahoo as a preferred source to see more of our stories on Google. Former U.S. President Barack Obama has clarified comments he made about alien life on a podcast over the weekend. He said he did ...

A viral podcast moment last month reignited speculation about extraterrestrials and prompted President Donald Trump’s commitment to kickstarting the release of government files on flying saucers. But ...

Our search for extraterrestrial life has turned up empty, perhaps because technologically advanced civilizations are doomed ...

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