What If the Entire Universe Was Antimatter Except Earth and how that incredible possibility could change everything we know ...

In 2023, the NASA OSIRIS-REx mission returned a sample of dust and rocks collected on the near-Earth asteroid Bennu. In addition to the information about the universe gleaned from the sample itself, ...

On a recent camping trip to Kings Canyon National Park I had the opportunity to escape the light-polluted vistas of the city and look through a pair of binoculars at the stars under a dark Sierra ...

An artist's impression of a habitable world orbiting a red dwarf star. (ESO/M. Kornmesser) One of the best places to search ...

Life-forms made of stuff we couldn’t imagine may still be as conscious as we are.

The surface of Earth is finite. We can measure it. If it was expanding, then its size would grow with time. And once again, good ol' Earth helps us understand what the universe might be doing beyond ...

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

Thirty years after the discovery of the first exoplanet, we detected more than 7000 of them in our Galaxy. But there are still billions more to be discovered! At the same time, exoplanetologists have ...