Researchers from the search for extraterrestrial intelligence (SETI) may have figured out why we have not detected any alien ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth could thus be overlooking prime evidence of alien intelligence.

The first unmistakable signal from another intelligence would rank alongside fire and writing in the story of our species, yet a ...

For more than six decades, astronomers have listened for possible signals from extraterrestrial civilisations, with no confirmed ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

Experts stress need for transparency while aiming to prevent premature announcements and protect scientists ...

Alien hunters update guidance on sharing news of possible intelligent life. Scientists searching for intelligent life beyond ...

Using emerging radio techniques refined during and after the Second World War, the astronomers detected a powerful radio ...

On August 15, 1977, the Big Ear Radio Telescope in Delaware, Ohio, received the most powerful signal it would ever detect during ...