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

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

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 ...

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

Add Yahoo as a preferred source to see more of our stories on Google. In his classic science fiction novel Contact, Carl Sagan remarked, “The universe is a pretty big place. If it's just us, seems ...

In the third week of August 1977, Ohio State University astronomer Jerry Ehrman was going over a computer printout of signals collected a few days earlier from his university’s “Big Ear” radio ...

One of the largest searches for alien intelligence in history is nearing completion, thanks to the help of more than 2 million citizen scientists and the legendary Arecibo Observatory. Launched in ...

Researchers at SETI (the Search for Extraterrestrial Intelligence) might be looking for the wrong thing, says one of SETI's astronomers in The Guardian. They're looking for aliens that are like us.

SETI Institute researchers suggest solar winds may have obscured alien signals by widening their frequency bands, potentially causing us to miss evidence of extraterrestrial life. This discovery, ...

Over hundreds of thousands of years, humans somehow evolved a type of intelligence found nowhere else in the animal kingdom, at least on Earth. According to the most famous theory describing the ...

That is where Anonymous Chicken keeps tripping up. A species that uses touch or echolocation as its primary sense and has manipulative appendages could potentially develop a technological civilization ...