Bring up aliens and a lot of people will scoff. But not everyone is laughing. Around the turn of the century, 3.8 million people banded together in a real-time search for aliens — with screensavers.

Add Yahoo as a preferred source to see more of our stories on Google. One of the largest searches for alien intelligence in history is nearing completion, thanks to the help of more than 2 million ...

A group of Chinese scientists is diving deep into the cosmos in search of alien radio signals from the TRAPPIST-1 star system, which might house planets that could support life. This is no small feat, ...

The search for extraterrestrial intelligence (SETI) has yet to detect alien technosignatures like radio waves, but the cosmos is vast, and there are plenty of places left to look. New research ...

Researchers in China have conducted the most thorough search yet for alien radio signals in the nearby TRAPPIST-1 system, which may harbor potentially Earth-like planets. When you purchase through ...