In one of the most baffling discoveries of the last decade, scientists have found a clue in a cave to how life might survive ...

What if extraterrestrial life is hiding in places we had completely ruled out? For decades, astronomers have focused their ...

January brought a wide range of thoughtful science conversations featuring researchers from the SETI Institute, spanning everything from hands-on planetary defense with citizen scientists to careful ...

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

A "crowdsourced" project in which home computer users were enlisted to help analyze radio signals from space is ending after more than two decades.

It makes sense, really.

A team of UC Berkeley scientists has painstakingly analyzed billions of radio signals received over fifteen years and have zeroed in on 100 that are most likely to be sent by extraterrestrial ...

A recent study by geophysicists at Washington State University offers insight into how nutrients may reach the subsurface ocean of Europa, one of Jupiter's moons and a leading candidate for ...

Within the next 20 years, human beings could discover life on other planets. It was this startling prediction—and the subsequent realization that kids sitting in elementary school classrooms today ...

The complex building blocks of life can form spontaneously in space, a new lab experiment shows.