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

In these science fiction books, extraterrestrial beings are sympathetic, horrifying and everything in between.

Anybody who has seen "Finding Nemo" knows about those captivating monsters of the sea: anglerfishes. Variously horrific or ...

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

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

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

When I was an intelligence officer, we had a saying about looking for "bad guys" in terrorist networks: "Don't look for your ...

Did Scientists just detect radio messages from aliens? This video explores recent breakthroughs in the search for ...

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 ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Over the past decade, scientists have come up with a variety of frameworks to guide ...