SETI has spent decades listening for a sharp, well-defined radio signal that could indicate it was sent by distant intelligent life. Now researchers believe that space weather could distort and blur s ...

Lee said SETI’s paper could answer the Fermi Paradox, the idea that if the universe is billions of years old, where are all ...

Researchers who listen for signs of non-human life say signals ‘can slip below detection thresholds, even if it’s there’ ...

Stellar plasma can smear alien radio signals before they escape their star system, making them harder for astronomers to detect.

We may be missing alien radio signals because they have become smeared beyond the narrowband detectors that SETI utilizes, a new study suggests.

Our search for extraterrestrial life has turned up empty, perhaps because technologically advanced civilizations are doomed ...

Paul Bennewitz lived near a U.S. Air Force base and believed the strange lights he saw were experimental aircraft. Then he began intercepting bizarre radio signals that sounded non‑human. When he took ...

The Fermi Paradox asks a simple but unsettling question: if the universe is so vast, why haven’t we found evidence of alien ...

Beyond that, in the decades to come, we might be able to see the colours of an exoplanet’s surface, and determine if plant life might be present there. And then we can search for changes in a planet’s ...

Declassified files have revealed shocking details about an alleged UFO encounter over a remote military base that was covered up for more than three decades.

There is a silence in the night sky that has bothered me for as long as I can remember. ” Richard Feynman’s reflection lingers because it feels personal.

While Bob Dylan took a while to open up in his music, his favourite singers had a knack for getting into his soul whenever they sang.