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

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

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life.

For generations, the search for life beyond Earth has focused on avoiding one of science’s biggest mistakes: claiming a ...

Disclosure Day treats extraterrestrial life as a challenge to faith. It’s not.

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

Steven Spielberg's claims of alien visits to Earth spark debate among scientists, who stress the lack of credible evidence ...

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 ...