Researchers searched interstellar comet 3I/ATLAS for artificial radio signals using the Allen Telescope Array and found none.

Astronomers swept millions of candidates and found no alien signals from K2-18b, setting the first power limit on any ...

Scientists found no alien signals from interstellar comet 3I/ATLAS after a fresh 7-hour radio scan.

For over six decades, the Search for Extraterrestrial Intelligence (SETI) has been tirelessly scanning the cosmos for signs of alien life. Despite its extensive efforts, the universe remains eerily ...

What steps can be taken to identify why we haven’t received radio signals from an extraterrestrial intelligence, also called technosignatures? This is what a recent study published in The ...

Radio silence has long puzzled those searching for extraterrestrial intelligence, but the answer might lie much closer to the source of potential signals than previously thought. Conditions around ...

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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 ...

"If a signal gets broadened by its own star's environment, it can slip below our detection thresholds, even if it's there." When you purchase through links on our site, we may earn an affiliate ...

One of the longest-standing techniques in humanity’s search for life beyond Earth may be causing scientists to miss alien signals entirely, a new study finds. Since the very beginnings of the search ...

Scientists hunting for radio signals from any form of advanced extraterrestrial life that might be out there trying to contact us are now starting to wonder if something has been messing with their ...