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

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

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

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 ...

Scientists have just made a mind-blowing discovery beneath the icy crust of Saturn’s largest moon, Titan :milky_way: Using ...

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

The Deep Space Network (DSN) is just the sort of tool aliens could one-day detect, transmitting from Earth. Credit: NASA/JPL What if the first signal ever detected from an alien lifeform wasn't a ...

Real scientific efforts at universal communication have also involved mathematics and numbers. The covers of the Golden ...