Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

"Awards like these are a critical component of our incubator program for future missions, which combines government ...

What does it take to detect a radio signal sent by extraterrestrial life to Earth? Two decades of work involving radio ...

For decades, scientists have tried to turn the question of alien life from late-night speculation into something you can ...

After reviewing almost 30 years of signals, University of California Berkeley researchers have identified 100 mysterious, ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

A crowd-sourced search for alien intelligence called SETI@Home is in its final stages, analyzing 100 radio signals of ...

Now, scientists at UC Berkeley have announced they have distilled 21 years of data into a "shortlist" of 100 mysterious radio ...

Humans have always been fascinated with space. We frequently question whether we are alone in the universe. If not, what does ...