SETI@home has been one of the largest citizen science projects ever, with millions of users around the world.

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

For over two decades, millions of personal computers around the world have joined forces to scan radio signals from the ...

Tiny delays in pulsar signals measured by SETI scientists could aid the search for gravitational waves and extraterrestrial ...

The SETI AIR program kicks off the year by supporting Invisible Skies, a public art event in San José that brings together ...

A distant pulsar’s radio signal flickers as it passes through space, much like stars twinkle in Earth’s atmosphere. By monitoring this effect for 10 months, researchers watched the pattern slowly ...

For 21 years, private computers analyzed data from space for traces of extraterrestrials. The most promising signals are now ...

"It looks like a comet. It does comet things." ...

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