For decades, the search for extraterrestrial intelligence has been defined more by silence than discovery, but that balance may be starting to shift. As new telescopes, algorithms, and theoretical ...

An ocean world that's teeming with microbes — and who knows what other kinds of life — is currently the best explanation for some chemical signatures that the James Webb Space Telescope has spotted in ...

Solar winds and coronal mass ejections may scatter narrow signals, making them harder for Earth-based telescopes to detect. The SETI Institute uses radio telescopes to search for signs of intelligent ...

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Apparent signs of alien life on the exoplanet K2-18b may just be statistical noise, according to a new analysis of data from the James Webb Space Telescope. On 17 April, Nikku Madhusudhan at the ...

Searching for life in alien oceans may be more difficult than scientists previously thought, even when we can sample these extraterrestrial waters directly. A new study focusing on Enceladus, a moon ...

(Left to right) Author David Childress, researcher Jason Martell, investigative mythologist William Henry, ancient literature expert Ariel Tzadok, and "Ancient Aliens" producer Max Thompson on a panel ...