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

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

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

What if consciousness isn’t limited to brains like ours? Philosophers Eric Schwitzgebel and Jeremy Pober argue that ...

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

A lot of attention has recently concentrated on the chances of finding life on Saturn’s other moon, Titan or the dwarf planet Ceres. While that remains a strong possibility, new information gathered ...

Steven Spielberg's claims that aliens have already visited Earth have drawn a mixed but pointed scientists' reaction this ...

Alien experts claim powerful extraterrestrial life exists in the universe, which is beyond the control of any government — and could wipe out life on earth. Following Tennessee Rep. Tim Burchett’s ...

The first sign of possible extraterrestrials detected in the cosmos didn't come in the form of little green aliens flying around in saucer-shaped spacecraft. In fact, the life that could be – emphasis ...

Steven Spielberg's 'Disclosure Day' explores UFOs and alien encounters, inspired by recent US whistleblower claims. The film ...

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...