If and when SETI discovers alien life, then a revised Declaration of Principles guarantees that once the discovery has been ...

Scientists from the SETI Institute at Berkeley University, and Breakthrough Listen analyzed 3I/ATLAS for technosignatures.

The group leading the charge in the search for extraterrestrial life has given the all clear: An interstellar comet looks to ...

SETI Institute's radio scans of interstellar comet 3I/ATLAS found no evidence of alien technology, confirming its natural ...

Nasa has officially declared a Mars probe "unrecoverable" after it scanned a mysterious interstellar object. The first ...

Alien civilisations may have just been given a 400,000-fold boost in their chances of finding humans, according to a new study of where Earth sends its strongest deep-space radio signals. The analysis ...

What would happen if aliens contacted us? It's a longstanding question that now has at least a partial answer after a transmission designed to mimic correspondence from an extraterrestrial ...

A new NASA-supported study suggests that aliens could actually detect the radio signals Earth sends to spacecraft like Mars rovers. The research offers a fresh way for scientists to search for ...

Ukrainian defense forces destroyed a giant radio telescope in Crimea, a powerful planetary transmitter once used to support deep space missions and METI—the attempt to message extraterrestrial ...

Here’s what you’ll learn when you read this story: Even the most sophisticated radio arrays have not yet detected any signals that could have possibly been beamed through space by aliens. But maybe we ...