Physics

Why AI Coding Agents Pass Every Test and Still Get the Physics Wrong

A case study of fifty-seven Claude Code sessions on a scientific computing project, and what it tells us about the limits of test-driven…

This Simple Thought Experiment Shows Why We Need Quantum Gravity

If our current laws of physics can’t predict what will happen, even probabilistically, we need something new.

Kyiv and Moscow

Russia is doing what Russia does every time it is not doing well. It is not just the nuclear threats we saw the other day. It is hitting…

How did the matter in our Universe arise from nothing?

If nature makes equal amounts of matter and antimatter, how are we here?

Attosecond spectroscopy wins 2023’s Nobel Prize in Physics

Our greatest tool for exploring the world inside atoms and molecules, and specifically electron transitions, just won 2023’s Nobel Prize.

Why Physicists Call 1/137 “The Mystery”

One Number Changes Everything #EP2

Physicists Just Put a Solid Piece of Metal in Two Places at Once. Peer-Reviewed. Published. Real.

Schrödinger’s Cat Left the Textbooks in January 2026 — and Three Labs Are Now Racing to Push It Further

“A Blog on Supercomputers”

Supercomputers are a class of computers that are designed to perform highly complex and data-intensive tasks at incredibly fast speeds…

Quantum entanglement is far stranger than you’ve been told

Quantum entanglement. What the hell is it? Perhaps you’ve read that

Why is no one taught the one concept in quantum physics that denies reality?

It’s called contextuality, and it is the essence of quantum physics.

Earth’s Magnetic Shield Has a Growing Hole in It. Science Just Found the Cause.

Two continent-sized blobs of superheated rock buried 2,900 km below Africa and the Pacific have been steering our magnetic field for 265…

The Corridor of Truth: Why the Charlie Kirk Shooting Cannot Be What They Claim

By R Tennakoon

Poor Albert: Why the “Loser” of Quantum Mechanics Was Actually Right About Everything

No, theoretical physics isn’t broken; it’s just very hard

When you don’t have enough clues to bring your detective story to a close, you should expect that your educated guesses will all be wrong.

Ask Ethan: Could Octonions Unlock How Reality Really Works?

A fascinating mathematical structure exists that goes well beyond our common experience. Could it revolutionize physics?

Almost no one outside of electrical engineering and applied mathematics even knows his name.

They spent millions of dollars trying to make the lines perfect.

Einstein Hid From Nazi Assassins in a Wooden Hut. That’s Where His Pacifism Broke

Before he warned Roosevelt about Hitler’s bomb, Einstein spent three weeks hiding in rural England.

I Saw Something at 11,000 feet – and It Broke My Model of Evidence

What happens when the data you’re trained to trust isn’t the only data you receive?

Offensive and Defensive Operations

Over the last three days, the fog has fallen on the front lines. I know there is success in the Ukrainian advance, not because I want to…

God the Quantum Mechanic

You’d be forgiven for thinking that I am an expert in philosophy. I am only a humble physicist. And while physics can instruct us on the…