Artifacts last longer than signals and may be cheaper for alien civilizations to send out. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Our search for alien life is getting serious. With better telescopes and a growing scientific consensus that we’re probably not alone in the universe, we’re beginning to look farther and wider across ...

Add Yahoo as a preferred source to see more of our stories on Google. Harvard physicist Avi Loeb announced the discovery of tiny "spherules" at the bottom of the Pacific. He said these spherules may ...

Boffins at the SETI (Search for Extraterrestrial Intelligence) Institute have found a new way to sort through the signals reaching us from space to find messages from aliens. By pointing their ...

ALIEN-HUNTERS have narrowed down their 21-year-search for extraterrestrial life to 100 “signals of interest”. The mammoth quest has seen scientists trawl through as many as 12 billion signals picked ...