Although the natural origin of the interstellar comet 3I/ATLAS is generally accepted, the SETI Institute team nevertheless ...

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

The object, called 3I/ATLAS, is only the third interstellar visitor ever detected passing through our Solar System.

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

In Steven Spielberg’s Disclosure Day, opening tomorrow, protagonists race across the globe to expose a decades-long ...

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

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Scientists have searched the skies for alien radio signals for more than 60 years, but all ...

Barnard's Star is a small red dwarf just six light-years from Earth. Despite its proximity, it was only noticed in 1916 when E. E. Barnard found it had a particularly high proper motion. It had ...

In March 2026, SETI Institute researchers contributed to a wide range of conversations about our solar system and the search for life beyond Earth. From explaining unusual features on Mars and ...

This could be why we still haven’t found alien life - Traces left behind by organisms on alien worlds may be too subtle to detect ...