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.

Speculating about what aliens look like has kept children, film producers and scientists amused for decades. If they exist, will extra terrestrials turn out to look similar to us, or might they take a ...

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

If it’s so likely that intelligent alien life is out there, why haven’t we found it yet? Perhaps we’re looking in the wrong spot. That’s the logic behind the SETI (search for extraterrestrial ...

As Trump orders UFO file release, scientists debate a deeper question—if aliens exist, what would they think of humanity?

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 ...

Humans have always been fascinated with space. We frequently question whether we are alone in the universe. If not, what does intelligent life look like? And how would aliens communicate? How could ...

We are on the cusp of discovering new technologies that “will take us even farther as we explore the planets and the stars” — and lead us closer to making contact with alien life, writes Michio Kaku ...

Add Yahoo as a preferred source to see more of our stories on Google. A strange object hurdling through our solar system from interstellar space may, according to one of academia's most controversial ...

As humans continue to search for life in space, some experts speculate the so-called Great Filter theory lies behind why nobody is responding to our call. Civilisations likely destroy themselves ...

Searching for alien languages sheds light on how much human languages have in common—with each other and even with animal ...