Unusual radio signals from beneath Antarctica’s ice continue to defy explanation. Several years ago, scientists using a ...

Astronomers have recently detected mysterious radio signals emanating from the ancient comet 12P/Pons-Brooks, capturing the ...

It came from outer space. That was nothing special: radio telescopes constantly receive signals from astronomical objects as close as our Sun and as far as the fiery edge of the visible Universe. The ...

A team of astronomers in Australia searching for radio flashes from distant galaxies has found something a lot closer to home. The defunct communications satellite Relay 2, out of commission since ...

A cosmic particle detector in Antarctica has detected a series of bizarre signals that defy the current understanding of particle physics, according to an international research group that includes ...

It all started with a bizarre hum that refused to fade. Two American physicists stood baffled in their lab, listening to the ...

Astronomers in Australia picked up a strange radio signal in June 2024 — one near our planet and so powerful that, for a moment, it outshined everything else in the sky. The ensuing search for its ...

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 ...

CAPE CANAVERAL, Fla. - A curious radio signal picked up by a Russian telescope is probably not a transmission from an extraterrestrial civilization, but astronomers in California are taking a second ...

Our modern, scientific search for extraterrestrial intelligence, or SETI, may trace its origins to an eccentric little experiment that took place almost exactly 100 years ago. The man behind it was ...