Alien experts claim powerful extraterrestrial life exists in the universe, which is beyond the control of any government — ...

A mysterious structure emerges in a distant landscape, raising new questions in the search for intelligent alien life. The ...

Interest in unidentified aerial phenomena (UAPs) surged in February when Barack Obama stated aliens are "real," though he ...

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

Humans have wondered for centuries whether we are alone in the universe — and a new study suggests that if alien ...

Astronomer Jill Tarter has been scanning the skies for signals from intelligent aliens for the past 35 years, but now she's making a career change. Tarter, the inspiration for heroine Ellie Arroway in ...

By COREY WILLIAMS For generations, human beings have wondered: What would alien life from another planet be like? But we ...

Where are all the aliens? No, I don’t mean microbes on Mars or creatures swimming beneath the ice crusts of Europa or Enceladus, but honest-to-God intelligent aliens, capable of space travel? The ...

A provocative theory circulating among artificial intelligence researchers suggests that once machines achieve human-level intelligence and beyond, they might create something entirely unexpected: a ...

Add Yahoo as a preferred source to see more of our stories on Google. Where are all the aliens? No, I don’t mean microbes on Mars or creatures swimming beneath the ice crusts of Europa or Enceladus, ...