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Charlie Wood

Staff Writer

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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
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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.

Galaxies in triangular formations expanding.
cosmology

Laws of Logic Lead to New Restrictions on the Big Bang

By Charlie Wood
November 10, 2021
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Physicists are translating commonsense principles into strict mathematical constraints on how our universe must have behaved at the beginning of time.

Colorful illustration in which a sphere divided into four quadrants is surrounded by spheres divided into halves and thirds.]
particle physics

‘Impossible’ Particle Discovery Adds Key Piece to the Strong Force Puzzle

By Charlie Wood
September 27, 2021
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The unexpected discovery of the double-charm tetraquark has given physicists a new tool with which to hone their understanding of the strongest of nature’s fundamental forces.

Math Meets QFT

Mathematicians Prove 2D Version of Quantum Gravity Really Works

By Charlie Wood
June 17, 2021
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In three towering papers, a team of mathematicians has worked out the details of Liouville quantum field theory, a two-dimensional model of quantum gravity.

An illustration showing three stacked sheets of carbon atoms, each offset from the one below by half a lattice spacing.]
condensed matter physics

Graphene Superconductors May Be Less Exotic Than Physicists Hoped

By Charlie Wood
June 14, 2021
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Superconductivity has been discovered in graphene devices without any twists, suggesting the form of superconductivity in the material might be mundane after all.

An illustration of Isaa Newton looking at a pair of falling apples.a
quantum gravity

How Gravity Is a Double Copy of Other Forces

By Charlie Wood
May 4, 2021
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An enigmatic connection between the forces of nature is allowing physicists to explore gravity’s quantum side.

Graphic of swirling vortex-like patterns called skyrmions.
condensed matter physics

A New Twist Reveals Superconductivity’s Secrets

By Charlie Wood
March 16, 2021
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An unexpected superconductor was beginning to look like a fluke, but a new theory and a second discovery have revealed that emergent quasiparticles may be behind the effect.

A house of cards propped up by a letter i, the unit of imaginary numbers.
quantum physics

Imaginary Numbers May Be Essential for Describing Reality

By Charlie Wood
March 3, 2021
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A new thought experiment indicates that quantum mechanics doesn’t work without strange numbers that turn negative when squared.


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