In 1977, a US-backed search for alien signals detected a 72-second radio burst from deep space that was about 30 times ...

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

Here's what they found. The post Scientists Release Results After Scanning 3I/ATLAS for Alien Signals appeared first on ...

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

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

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

The International Academy of Astronautics has updated its guidelines, requiring verification and UN consultation before ...

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 ...

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

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 ...

If advanced aliens lived on a planet within a few hundred to a thousand light years away from Earth, then vast numbers of their signals must already have crossed Earth without being noticed, a new ...