Debunking alien claims matters, but so does telling richer, more compelling stories about how humans shaped their own past.

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about ...

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the past itself?

SETI has spent decades listening for a sharp, well-defined radio signal that could indicate it was sent by distant ...

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 ...

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

In a Truth Social post, the U.S. president said his move was based on the "tremendous interest" in the subject, without providing additional details.

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

Beyond that, in the decades to come, we might be able to see the colours of an exoplanet’s surface, and determine if plant ...

Add Yahoo as a preferred source to see more of our stories on Google. US President Donald Trump speaks at a Black History Month reception in the East Room of the White House. Andrew Leyden/ZUMA Press ...

For decades, humans have scanned for signals of alien technology emanating through the galaxy. The search highlights the contradiction between the abundance of planets and stars that stretch across ...