Aliens might be transmitting communications signals to each other across exoplanets, some astronomers think. Since these signals are likely sent as narrowband radio waves, we may now have a way to ...

A group of Chinese scientists is diving deep into the cosmos in search of alien radio signals from the TRAPPIST-1 star system ...

The first unmistakable signal from another intelligence would rank alongside fire and writing in the story of our species, ...

SETI scientists observing a pulsar’s radio pulses over time are redefining how astronomers time pulsars and search for ...

A RUSSIAN radio telescope sparked a frenzy earlier this week, with reports it had received a ‘signal’ from outer space. But alien hunters SETI now say it’s a case of mistaken identity. What was ...

A NASA-backed study reveals that alien civilizations could detect human signals sent to spacecraft. Radio transmissions aimed at Mars rovers and orbiters aren't fully contained, creating a 'spillover' ...

Scientists have sought out and detected radio emissions from from interstellar comet 3I/ATLAS, all but confirming that it has natural origins.

This year, the US Congress has heard testimonies from "UFO witnesses", suggesting there is more evidence than ever of attempts by alien intelligence to make contact with Earth. But what have been the ...

The scientists from Swinburne University in Melbourne achieved a world first when they managed to capture alien radio signals tearing through space in real time. While there have been nine recorded ...

Scientists searched 27 exoplanets for alien technology using planetary eclipses, revealing a new way SETI hunts signals ...

A mysterious radio signal detected nearly five decades ago and long speculated to be evidence of extraterrestrial life may finally have a natural explanation, according to new research. The so-called ...