“If history is any guide, then perhaps the first signatures of extraterrestrial intelligence will too be highly atypical, ‘loud’ examples of their broader class.” In that line from The Eschatian ...

In 1967, astronomers thought they had finally heard from the neighbors. They intercepted a signal so regular and precise it seemed impossible for it to be natural. But the excitement didn’t last.

SETI has spent decades listening for a sharp, well-defined radio signal that could indicate it was sent by distant intelligent life. Now researchers believe that space weather could distort and blur s ...

For decades, humanity has been looking for answers to unravel the mystery surrounding aliens’ existence, but they have failed ...