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 ...

Alien life on a new planet “may not have DNA like humans but might walk on two legs”, experts have revealed. It follows the discovery of an extraterrestrial world around 120 light years away from ...

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 ...

If there's one modern astronomical concept that has successfully permeated the mainstream media, it's the "Goldilocks zone." Not only is it associated with the search for alien life, one of the more ...