The journey of Earth’s radio signals began over a century ago, following the first intentional broadcast by Reginald Aubrey Fessenden in 1906. These signals have been traveling across the Milky Way ...

The recent spate of unidentified drone sightings in the U.S., including some near sensitive locations such as airports and military installations, has caused significant public concern. Some of this ...

A crowd-sourced search for alien intelligence called SETI@Home is in its final stages, analyzing 100 radio signals of ...

What does it take to detect a radio signal sent by extraterrestrial life to Earth? Two decades of work involving radio ...

Transmissions from amateur radio enthusiasts may hold the key to locating the wreckage of the Malaysia Airlines jet that vanished a decade ago in one of the greatest aviation mysteries. The Malaysian ...

Radio telescopes have long scanned quiet patches of sky for a lone, artificial-sounding ping, but a growing body of research is pushing astronomers to look instead at the loudest neighborhoods in the ...

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