Researchers from the search for extraterrestrial intelligence (SETI) may have figured out why we have not detected any alien ...

The first unmistakable signal from another intelligence would rank alongside fire and writing in the story of our species, yet a growing group of researchers warns that such a moment might arrive not ...

Using emerging radio techniques refined during and after the Second World War, the astronomers detected a powerful radio ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

For more than six decades, astronomers have listened for possible signals from extraterrestrial civilisations, with no confirmed detection to date. A new statistical study considers a narrower and ...

Alien hunters update guidance on sharing news of possible intelligent life. Scientists searching for intelligent life beyond Earth have updated their guidance on how the world should be told if a ...

The origin of the millisecond-long flashes of radio waves is unknown. Most scientists believe they are generated by powerful astrophysical phenomena such as black holes or superdense neutron stars.

With new technologies come new opportunities. And that is especially true in astronomy—with every new advanced telescope, we ...