Chinese scientists' claims that their "Sky Eye" telescope could have picked up signals from intelligent aliens have been met ...

Humans have wondered for centuries whether we are alone in the universe — and a new study suggests that if alien ...

These findings suggest that the absence of past detections does not mean discovery is imminent. If extraterrestrial ...

TO START: Flip through the bands to find signals. In the log at the bottom, it should say in blue how many signals are in ...

Discover the mysterious ‘Wow!’ signal, a 1977 transmission that sparked decades of speculation about extraterrestrial life.

On April 11, 1960, astronomers began the first scientific experiment that would search for extraterrestrial life. Known as ...

A recent SETI Institute study suggests that space weather could blur and weaken extraterrestrial radio signals long before they reach us.

In March 2026, SETI Institute researchers contributed to a wide range of conversations about our solar system and the search ...

Searching for alien languages sheds light on how much human languages have in common—with each other and even with animal ...

By applying machine learning to vast TESS datasets, researchers have built one of the most precise catalogs of nearby exoplanets to date.

Charles "Cully" Stimson is Acting Director, Institute for Constitutional Government, Manager, National Security Law Program, and Senior Legal Fellow. Read his research. John Osorio is a research ...