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

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 ...

Radio telescopes have long scanned quiet patches of sky for a lone, artificial-sounding ping, but a growing body of research ...

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 ...

If the thought of receiving radio signals from space conjures an image of Jodie Foster in the movie Contact, hunched over a computer console and listening for spaceship schematics beamed to Earth by ...

A radio signal nearly 9 billion light-years away from Earth was captured in a new recording, detected by India's Giant Metrewave Radio Telescope. McGill University said in a release that this marked ...

There’s no *69 option for this long-distance call. A newly discovered, yet still mysterious radio signal from the far reaches of space that repeats itself hourly is perplexing scientists. The ...

SpaceX’s Starlink satellites are leaking radio waves to such an extent that it could threaten our ability to study and understand the early universe, say astronomers. Interference from the thousands ...

The story begins in 1906 with Reginald Aubrey Fessenden. On December 24 that year, he made the first known radio broadcast meant for a general audience. Instead of Morse code, listeners heard music ...

The universe is awash with strange radio signals, but astronomers have now detected a really bizarre one that repeats every hour, cycling through three different states. While they have some ideas ...