When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth could thus be overlooking prime evidence of alien intelligence.

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

Researchers from the search for extraterrestrial intelligence (SETI) may have figured out why we have not detected any alien ...

Stellar storms could be masking Alien radio messages.

Could the interstellar object 3I/ATLAS exhibit technosignatures, or signals of alien technology? This is what a recent study published in The Astronomical Journal hopes to address as a team of ...

There is a mysterious phenomenon in which strong radio signals arrive periodically from space, yet their source remains completely unknown. Known as “long-period radio transients" (LPTs), these ...

No alien signals have been detected from an interstellar, cigar-shaped space rock discovered travelling through our Solar System in October, researchers listening for evidence of extraterrestrial ...

A study suggests that stellar plasma may distort alien signals, complicating SETI's search for extraterrestrial life by ...

Scientists say bad space weather may be one reason alien tech signals have not reached our telescopes in a usable form, after ...

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 ...

Research indicates airport radar systems may unintentionally broadcast Earth's presence to aliens up to 200 lightyears away, ...