A NASA‑linked study argues that alien probes could already be in our Solar System, but our surveys are still too crude to ...

For generations, the search for life beyond Earth has focused on avoiding one of science’s biggest mistakes: claiming a ...

On July 1, 2025, a NASA-funded sky survey spotted an object racing through the solar system on a path no gravitationally ...

The search for extraterrestrial intelligence may face an unexpected obstacle due to the influence of mother stars that ...

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

ON AN August evening in 1995 there was a worldwide broadcast of an 18 minute, grainy black and white film that caused a ...

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

The United States government's recent release of hundreds of previously classified Unidentified Anomalous Phenomena (UAPs) ...

Using the Keck Observatory, astronomers measured the spins of dozens of giant planets and brown dwarfs orbiting distant stars ...

The “post-detection protocols” for announcing the discovery and existence of alien life have just had their first major ...

The IAA SETI Committee has updated rules for evaluating and revealing the detection of extraterrestrial intelligence.

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