Attention human. You are receiving an interstellar radio transmission. And it could be coming from one of the nearest exoplanets, Proxima Centauri b. What conditions make this planet a candidate for ...

Get the latest federal technology news delivered to your inbox. You might think this column is about UFOs and the Pentagon's ...

Research indicates airport radar systems may unintentionally broadcast Earth's presence to aliens up to 200 lightyears away, ...

Eventually, we'll launch a mission dedicated solely to studying an interstellar object. When that day comes, which one should ...

In 2019, a radio telescope in Australia detected an interesting signal coming from the vicinity of Proxima Centauri, the closest star to Earth. The signal, designated Breakthrough Listen Candidate 1 ...

Scientists say extraterrestrial life may exist elsewhere in the universe, but vast distances, enormous energy requirements and Earth's unique environment make alien visits to Earth highly unlikely.

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

K2-18b is one of the most promising worlds for the search for extraterrestrial life, so astronomers conducted an unusually ...