Humans have wondered for centuries whether we are alone in the universe — and a new study suggests that if alien ...

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

Tune into alien frequencies and decode mysterious signals from deep space in this retro ham radio game. View Entire Post › ...

A recent SETI Institute study suggests that space weather could blur and weaken extraterrestrial radio signals long before they reach us.

Add Yahoo as a preferred source to see more of our stories on Google. Turbulent star environments may broaden alien radio signals, making them harder for SETI to detect. (CREDIT: Shutterstock) Radio ...

The hunt for intelligent life beyond Earth has quietly entered a more exacting phase, and one small, cool star has become a proving ground for how serious that search can be. TRAPPIST-1, a dim red ...

Discover the mysterious ‘Wow!’ signal, a 1977 transmission that sparked decades of speculation about extraterrestrial life.

If advanced aliens lived on a planet within a few hundred to a thousand light years away from Earth, then vast numbers of their signals must already have crossed Earth without being noticed, a new ...

For decades, humanity has scoured the cosmos for any signs that we aren't alone in the universe. NASA spacecraft like the twin Voyager probes – launched in the 1970s bearing the iconic Golden Record – ...