What steps can be taken to identify why we haven’t received radio signals from an extraterrestrial intelligence, also called technosignatures? This i | Space ...

Radio silence has long puzzled those searching for extraterrestrial intelligence, but the answer might lie much closer to the source of potential signals than previously thought. Conditions around ...

Institute has found that we may have missed transmissions from intelligent alien life for a very benign reason. SETI’s searches are focused only on very narrow signals, so the organization typically ...

Turbulent plasma near distant stars could blur ultra-narrow signals before they leave their home star systems - making them ...

Scientists hunting for extraterrestrial life believe alien civilisations may indeed be attempting to contact Earth, but ...

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

The researchers who scan the skies for radio signals from extraterrestrials are now rethinking their approach.

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 ...

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

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

For decades, humanity has been looking for answers to unravel the mystery surrounding aliens’ existence, but they have failed ...

According to a new study, any alien civilizations out there? Probably short-lived — and doomed to fail spectacularly. For ...