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theoretical physics

Edward Witten reflects on the meaning of dualities in physics and math, emergent space-time, and the pursuit of a complete description of nature.
Q&A

A Physicist’s Physicist Ponders the Nature of Reality

Edward Witten reflects on the meaning of dualities in physics and math, emergent space-time, and the pursuit of a complete description of nature.

Physicists theorize that a new “traversable” kind of wormhole could resolve a baffling paradox and rescue information that falls into black holes.
theoretical physics

Newfound Wormhole Allows Information to Escape Black Holes

Physicists theorize that a new “traversable” kind of wormhole could resolve a baffling paradox and rescue information that falls into black holes.

The universe has not cooperated with physicists’ hopes. In desperation, many are looking for new ways to search for surprises at the Large Hadron Collider.
particle physics

How the Hidden Higgs Could Reveal Our Universe’s Dark Sector

The universe has not cooperated with physicists’ hopes. In desperation, many are looking for new ways to search for surprises at the Large Hadron Collider.

Reductionism breaks the world into elementary building blocks. Emergence finds the simple laws that arise out of complexity. These two complementary ways of viewing the universe come together in modern theories of quantum gravity.
Quantized Columns

To Solve the Biggest Mystery in Physics, Join Two Kinds of Law

Reductionism breaks the world into elementary building blocks. Emergence finds the simple laws that arise out of complexity. These two complementary ways of viewing the universe come together in modern theories of quantum gravity.

Physicists are trying to rewrite the axioms of quantum theory from scratch in an effort to understand what it all means. The problem? They’ve been almost too successful.
quantum mechanics

Quantum Theory Rebuilt From Simple Physical Principles

Physicists are trying to rewrite the axioms of quantum theory from scratch in an effort to understand what it all means. The problem? They’ve been almost too successful.

The pot-stirring string theorist and quantum gravity theorist never sits still for long.
Thinking Places

Joe Polchinski’s Restless Pursuit of Quantum Gravity

The pot-stirring string theorist and quantum gravity theorist never sits still for long.

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

Eva Silverstein’s Spirals and Strings

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.
quantum gravity

Where Gravity Is Weak and Naked Singularities Are Verboten

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.
Thinking Places

Roberto Peccei and Helen Quinn, Driving Around Stanford in a Clunky Jeep

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