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

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

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

A civilization capable of interstellar travel may also be one that has moved beyond conquest, excess and ecological ...

Aliens: "Sorry, you're cutting out!" The post Something May Be Scrambling Alien Messages, NASA-Funded Research Finds appeared ...

Add Yahoo as a preferred source to see more of our stories on Google. For decades, humanity has scoured the cosmos for any signs that we aren't alone in the universe. But now, researchers at the SETI ...

Wright-Patterson has played a central role in the US military’s real investigations into mysterious objects in the sky — from ...

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 ...