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

It is unclear whether a [3I/ATLAS] would transmit radio signals … such signals would take tens of thousands of years to cross ...

The third known visitor from another star system, Comet 3I/ATLAS, has been racing through the Solar System with just enough ...

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

An explorer in 1909 claimed he found an ancient underground city inside the Grand Canyon—filled with rooms, hieroglyphs, and alien artifacts. He was never allowed back. The Smithsonian buried the ...

Looking ahead, the comet will pass roughly 33 million miles from Jupiter in March 2026. Loeb noted the scientific value: monitoring 3I/ATLAS with the Juno spacecraft could reveal unusual activity, ...

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Science fiction has long speculated about the possibility of first contact with an alien species from a distant world and how we might be able to communicate with them. But what if we simply don’t ...

An ‘alien’ gargoyle carved on the exterior of a 12th-century Scottish abbey is causing waves on social media. Believed to have been founded as a holy site in the 7th century by Saint Mirin (or Saint ...

A new book released by NASA as part of the official NASA History Series examines the contributions that archaeology and anthropology can make to contemporary SETI (Search for Extraterrestrial ...

Is it the invasion of the genome snatchers? Just in case the idea of aliens walking around in human skin suits wasn’t frightening enough. An outlandish study asserts that aliens might have abducted us ...