New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder to detect.

Add Yahoo as a preferred source to see more of our stories on Google. At a time of mounting public interest in UFOs, the SETI Institute is looking not to Earth to find signs of advanced alien ...

Across the observable universe, galaxies advertise themselves in radio waves for familiar reasons-magnetic fields, cosmic rays, and, in those cases where it’s relevant, matter spiraling into a central ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Astronomers have begun a first-of-its-kind search for signs ...