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The search for life beyond Earth has always been full of surprises. Strange radio signals have sparked excitement. Odd gases on distant worlds have raised questions. Even ordinary objects have been ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

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

It catches very low frequency radio waves made by lightning, solar storms and charged particles moving through Earth’s ...

A set of protocols telling scientists what to do – and what not to do – if they ever detect evidence of intelligent life ...

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

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

Stellar storms could be masking Alien radio messages.

What happens if scientists find evidence of extraterrestrial intelligence? That question was at the center of a recent SETI Live discussion about newly updated post-detection protocols and how ...

"The Arrival" starring Charlie Sheen was a delightfully bonkers dumpster fire despite (or because of) its complete lack of ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...