A radio signal has been detected from a star system which has three super-Earths. It has all the features of a transmission ...

Scientists searching for advanced alien civilizations have detected a mysterious signal in data from the world's largest ...

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.

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

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

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 ...

A simulated "alien" signal sent by a Nasa orbiter circling Mars has finally been cracked after months by a father-daughter duo, revealing the cosmic coded message. Nasa collaborated with SETI ...

When/if alien life ever cruises toward Earth in big spaceships, we’re probably not just going to see it; we’re going to hear it via narrow radio signals. If an extraterrestrial civilization wanted to ...

Add Yahoo as a preferred source to see more of our stories on Google. If Earth's astronomical observatories were to pick up a signal from outer space, it would require an all-hands-on-deck effort to ...

Want to bookmark your favourite articles and stories to read or reference later? Start your Independent Membership today. However, no confirmed technosignatures like artificial radio transmissions, ...