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quantum physics

Illustration of a glass box illuminated inside by a red lightbulb. A ray of green light shoots out of the box.
quantum physics

Puzzling Quantum Scenario Appears Not to Conserve Energy

By Katie McCormick
May 16, 2022
Read Later

By resolving a paradox about light in a box, researchers hope to clarify the concept of energy in quantum theory.

An illustration of calipers that look blurry
quantum physics

Physicists Pin Down How Quantum Uncertainty Sharpens Measurements

By Ben Brubaker
May 3, 2022
Read Later

Throwing out data seems to make measurements of distances and angles more precise. The reason why has been traced to Heisenberg’s uncertainty principle.

Quantized Columns

Beyond the Second Law

By Nicole Yunger Halpern
March 31, 2022
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Thanks to the power of fluctuation relations, physicists are taking the second law of thermodynamics to settings once thought impossible.

A white wave on a black background.
quantum physics

Massive Black Holes Shown to Act Like Quantum Particles

By Charlie Wood
March 29, 2022
Read Later

Physicists are using quantum math to understand what happens when black holes collide. In a surprise, they’ve shown that a single particle can describe a collision’s entire gravitational wave.

quantum physics

Quantum Complexity Tamed by Machine Learning

By Charlie Wood
February 7, 2022
Read Later

If only scientists understood exactly how electrons act in molecules, they’d be able to predict the behavior of everything from experimental drugs to high-temperature superconductors. Following decades of physics-based insights, artificial intelligence systems are taking the next leap.

Illustration of a subatomic particle inside a wineglass.
explainers

How the Physics of Resonance Shapes Reality

By Ben Brubaker
January 26, 2022
Read Later

The same phenomenon by which an opera singer can shatter a wineglass also underlies the very existence of subatomic particles.

A Kagome lattice with atomic spin arrows placed on the edges.
quantum physics

Quantum Simulators Create a Totally New Phase of Matter

By Charlie Wood
December 2, 2021
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One of the first goals of quantum computing has been to recreate bizarre quantum systems that can’t be studied in an ordinary computer. A dark-horse quantum simulator has now done just that.

A video of gold streaks representing particles flying toward each other; when they collide, gold streaks shoot and spiral out in many directions.
particle physics

The Algorithm That Lets Particle Physicists Count Higher Than Two

By Charlie Wood
November 22, 2021
Read Later

Through his encyclopedic study of the electron, an obscure figure named Stefano Laporta found a handle on the subatomic world’s fearsome complexity. His algorithm has swept the field.

quantum physics

An Ultra-Precise Clock Links the Quantum World With Gravity

By Katie McCormick
October 25, 2021
Read Later

Time was found to flow differently between the top and bottom of a single cloud of atoms. Physicists hope that such a system will one day help them combine quantum mechanics and Einstein’s theory of gravity.


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