A nutrition scientist applies metabolism, biology and food science to one of science fiction's oldest questions.

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

A polarizing Harvard astronomer has been appointed to lead a White House panel studying UFOs. Avi Loeb is leading a new ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

Data from the James Webb Space Telescope on exoplanet K2-18b has revealed the "strongest hints yet of biological activity ...

Alien civilizations may have left traces. We just may not have been looking in the right place.

Steven Spielberg's new film “Disclosure Day” explores extraterrestrial life and its impact on religion. UFOs, now also called ...

Researchers propose turning a future NASA moon base into a quarantine station that would screen space samples before they ever reach Earth.

In “Disclosure Day,” in theaters now, Steven Spielberg is once again inviting audiences to ponder the existence of extraterrestrial life — and the implications it would have for religion ...

Harry is coming back! Fans of the sci-fi show Resident Alien are ecstatic over the news that everyone's favorite milk-guzzling alien is returning for a fourth season. The show found a new audience ...

Most Americans believe that aliens exist — and more than one in five think they’ve already paid our planet a visit, according to an out-of-this world new poll. Some 63% of Americans said they’re ...