Finding a signal from an extraterrestrial civilization takes more than just pointing a telescope in the right direction. We ...

When we think of extraterrestrial intelligence that might be out there among the stars, we tend to think of creatures not too ...

Alien signals from 33 star systems: one narrow tone near the red star K2-155 passed FAST telescope filters, but the clues point to interference on Earth.

Researchers have published a mathematical toy model, inspired by firefly flashing strategies, that optimizes signal ...

K2-18b is one of the most promising worlds for the search for extraterrestrial life, so astronomers conducted an unusually powerful radio survey using both the VLA and MeerKAT telescopes. Advanced ...

Staring into the starry night sky convinces many of us that we can’t be alone in this universe. So far, astronomers have been looking for alien signals in a specific part of the radio spectrum, which ...

Square Kilometre Array Organisation (SKAO) / South African Radio Astronomy Observatory (SARAO)/Wikimedia Commons Astronomers are always on the lookout for radio signals from outer space. Here on Earth ...

ALMA's DV-59 antenna in the foreground with multiple other antennas observing the sky in a night dominated by the Moon. Astronomers searching for signs of extraterrestrial intelligence may have been ...

Add Yahoo as a preferred source to see more of our stories on Google. A high-frequency SETI search using ALMA opened new radio bands and showed that past surveys may have covered millions more stars. ...

Astronomers have unknowingly listened in on more than 6.1 million stars during previous searches for alien signals, according to research presented by University of Manchester PhD student Louisa Mason ...

SETI scientists searched the interstellar object 3I/ATLAS for radio signals that could indicate extraterrestrial technology but found nothing beyond human-made interference. Even so, the ...