If 3I/ATLAS isn’t an alien probe, its discovery may be even more important. Scientists detected no radio signals from the ...

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

A comet from another star system does not arrive every year. That is part of what made 3I/ATLAS so compelling when it ...

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 ...

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

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Scientists have searched the skies for alien radio signals for more than 60 years, but all ...

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 ...

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 ...

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist ...