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

It feels like every week now we're writing a new article about how 3I/ATLAS is not an alien technology. But it's worth ...

3I/ATLAS, the third known interstellar object to enter our solar system, after 'Oumuamua (discovered in 2017) and 2I/Borisov ...

Advanced aliens could be chatting with each other using light flashes in plain sight, similar to how fireflies communicate, ...

Bad news for those hoping interstellar invader 3I/ATLAS is an alien spacecraft as technosignature search turns up empty.

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

Astronomers scanned the interstellar object 3I/ATLAS for alien signals using the Green Bank Telescope, but found none. The ...

The most sensitive radio scan in history found no signs of alien tech on interstellar object 3I/ATLAS. Discover why this ...

A comet from another star system is sweeping through our cosmic backyard and, for the first time, astronomers have picked up ...

Radio signals have been travelling through space since 1906, forming Earth’s radio bubble. Now 119 light years wide, it covers about 75 star systems, the signals fading into noise ...

On Dec. 18, just 24 hours before its closest approach, the Green Bank Telescope scanned frequencies from 1 to 12 GHz. Their conclusion was definitive: there is no evidence of alien technology, with ...

Imagine that you’re an astronomer conducting a radio survey of the heavens. Maybe you’re searching for pulsars, or radio galaxies, or just mapping neutral hydrogen. Then, out of nowhere, you detect a ...