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

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

The Great Filter theory suggests advanced civilisations may self-destruct before contacting others, explaining the universe's ...

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

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

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

When a scientific controversy or breakthrough dominates headlines, press officers and journalists often quote a handful of ...

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

Beneath the icy silence of Antarctica's famous Dry Valleys lies a world so unusual that it often resembles another planet.

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