Declassified FBI files detail 1950s claims that aliens viewed humans as the lowest life form, revealing how US agents ...

Scientists say amino acids produced by life are distributed differently and more diversely than amino acids produced by ...

For decades, the search for life beyond Earth has revolved around a key question: What molecules should scientists be looking ...

We have no idea what kind of life may exist on other planets, so it’s hard to know what to look for. Proxima Kósmos imagines a very different kind of solar system that could harbor life-forms we haven ...

Thomas Mulligan examines the scientific challenge of defining and searching for non-Earth-like alien life forms that may not ...

Neil deGrasse Tyson is an astrophysicist who is the director of the Hayden Planetarium at the American Museum of Natural ...

The UFO files may not prove the existence of extraterrestrial life. But their publication is nonetheless a significant event.

Scientists may have found a powerful new way to hunt for alien life — not by searching for specific molecules, but by looking for hidden patterns in how those molecules are organized. Researchers ...

And when people are convinced that they know a secret, world-shaking truth, they are willing to wait a long time for ...

If intelligent life exists beyond Earth, we may be picturing the wrong kind of encounter. Most of us imagine other beings as ...

A new study proposes a shift in the search for extraterrestrial life, moving away from individual biosignatures toward large-scale planetary patterns.

Vice President Vance is in a growing company of those, including many Christians, who are fascinated with aliens ...