The Search for Extraterrestrial Intelligence (SETI) focuses on finding technosignatures—potential signs of alien technology. If we look carefully, we might have a chance at detecting their ...

Humans should look to planetary alignments outside of the solar system when searching for signatures of extraterrestrial communications, scientists say. The nascent search for radio transmissions from ...

But the real truth is that alien life on other planets could be even stranger than floating balloons or amorphous organisms ...

The first sign of possible extraterrestrials detected in the cosmos didn't come in the form of little green aliens flying around in saucer-shaped spacecraft. In fact, the life that could be – emphasis ...

Spots were speculated to be everything from alien cities to geysers. — -- Scientists have finally cracked the mystery of the unexplained lights on the dwarf planet Ceres that were speculated to ...

Could alien life be hiding just 120 light-years away? That’s the question raised by a new study led by Professor Nikku Madhusudhan of the University of Cambridge’s Institute of Astronomy. Published on ...

You’ve traveled thousands of light-years through interstellar star systems. And now you’re stranded on a planet you know nothing about. As long as you’ve got oxygen, water and food aboard your ...

Did NASA discover city lights on an alien planet? This video explores the implications and details of the findings that suggest the presence of artificial light sources on a distant exoplanet. The ...