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.

For more than 60 years, scientists have been searching the cosmos for possible signs of radio transmission that would indicate the existence of extraterrestrial intelligence (ETI). In that time, the ...

A recent study published in The Astrophysical Journal examines how SETI (Search for Extraterrestrial Intelligence) campaigns could save computing time while improving accuracy of determining if a ...

We can't help ourselves but wonder about life elsewhere in the universe. Any hint of a biosignature or even a faint, technosignature-like event wrests our attention away from our tumultuous daily ...

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