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Daily bike rides, serendipitous interactions and long periods of solo thinking inspire this string cosmologist.

Recent calculations tie together two conjectures about gravity, potentially revealing new truths about its elusive quantum nature.

The two physicists who introduced Peccei-Quinn symmetry came up with their idea on and around Stanford University’s campus 40 years ago.

As physicists extend the 19th-century laws of thermodynamics to the quantum realm, they’re rewriting the relationships among energy, entropy and information.

Physicists are attempting to map the distribution of the prime numbers to the energy levels of a particular quantum system.

In order to fully understand the quantum world, we may have to develop a new realm of mathematics.

A new class of quantum particle is about to emerge from the tangled considerations of quantum statistics.

A decades-old method called the “bootstrap” is enabling new discoveries about the geometry underlying all quantum theories.

Physicists have failed to find disintegrating protons, throwing into limbo the beloved theory that the forces of nature were unified at the beginning of time.

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