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

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

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

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

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

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 ...

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the White House to lead a ...

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

There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer ...

We're still in the definition phase of the Habitable Worlds Observatory (HWO), but it seems like every week a new research ...