A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow ...

Scientists are raising concerns that we may be overlooking evidence of extraterrestrial life even when it is present. Hidden ...

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

Scientists may have just taken one of the biggest steps yet in the search for life beyond Earth. Meet K2 18 b, a distant ...

Scientists say moons around rogue planets wandering through the galaxy could remain warm enough for life thanks to tidal heating and hydrogen-rich atmospheres. These dark, starless worlds may have had ...

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 ...

An unusual sighting in a NASA image has reignited speculation that something extraterrestrial once existed on Mars.

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

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 ...

Disclosure Day had people talking for its fresh take on alien contact and powerful sci-fi themes. These films follow the same ...

But the reviews for ‘Disclosure Day’ among the experts on UAP—unidentified aerial phenomena—are decidedly mixed.