In 1977, Ohio State’s Big Ear radio telescope picked up a 72-second radio burst from deep space that was 30 times stronger ...

In 1977, a US-backed search for alien signals detected a 72-second radio burst from deep space that was about 30 times ...

New SETI protocols outline how scientists should verify, share, and respond to potential evidence of alien intelligence in ...

If and when SETI discovers alien life, then a revised Declaration of Principles guarantees that once the discovery has been ...

December 10, 2025, Mountain View, CA -- For 10 months, a SETI Institute–led team watched pulsar PSR J0332+5434 (also called B0329+54) to study how its radio signal "twinkles" as it passes through gas ...

In a new paper published in The Astronomical Journal, a team of scientists from the Search for Intelligent Life (SETI) ...

The group leading the charge in the search for extraterrestrial life has given the all clear: An interstellar comet looks to ...

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

Researchers searched interstellar comet 3I/ATLAS for artificial radio signals using the Allen Telescope Array and found none.

A comet from another star system does not arrive every year. That is part of what made 3I/ATLAS so compelling when it ...

This comes after the US government released two batches of files related to Unidentified Anomalous Phenomena (UAPS). These ...

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