Space exploration was a major theme of a state House hearing on Tuesday, even as the budget deadline looms over lawmakers.

Some frogs have evolved features so strange that scientists struggle to explain them, and a few look less like amphibians ...

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

Steven Spielberg's claims that aliens have already visited Earth have drawn a mixed but pointed scientists' reaction this week, with astrophysicists in the UK and Australia stressing that while ...

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

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

Where did life on Earth come from? It is one of humanity’s oldest and most fascinating questions. For centuries, people have ...

A controversial Harvard University cosmologist who has suggested alien lifeforms could be sailing into the solar system disguised as meteors is leading the Trump administration’ ...

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 ...

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