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Physics

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nonlinear dynamics

New Proof Finds the ‘Ultimate Instability’ in a Solar System Model

By Jordana Cepelewicz
May 16, 2023
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For the first time, mathematicians have proved that planetary orbits in a solar system will always be unstable.

solar physics

The Tiny Physics Behind Immense Cosmic Eruptions

By Zack Savitsky
May 15, 2023
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A new theory describes how particle interactions fuel fast magnetic reconnection, the process behind solar flares and other astrophysical jets.

quantum computing

Physicists Create Elusive Particles That Remember Their Pasts

By Charlie Wood
May 9, 2023
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In two landmark experiments, researchers used quantum processors to engineer exotic particles that have captivated physicists for decades. The work is a step toward crash-proof quantum computers.

Legos coming together to make a person.
origins of life

A New Idea for How to Assemble Life

By Philip Ball
May 4, 2023
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If we want to understand complex constructions, such as ourselves, assembly theory says we must account for the entire history of how such entities came to be.

The Joy of Why

Is Perpetual Motion Possible at the Quantum Level?

By Steven Strogatz
May 3, 2023
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A new phase of matter called a “time crystal” plays with our expectations of thermodynamics. The physicist Vedika Khemani talks with Steven Strogatz about its surprising quantum behavior.

A video of the sun showing the eruption of a solar flare.
solar physics

Tiny Jets on the Sun Power the Colossal Solar Wind

By Theo Nicitopoulos
April 24, 2023
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A new analysis argues that ubiquitous eruptions in the sun’s corona explain the vast flow of charged particles seen streaming out through the solar system.

mathematical physics

A New Symmetry Shakes Up Physics

By Kevin Hartnett
April 18, 2023
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So-called “higher symmetries” are illuminating everything from particle decays to the behavior of complex quantum systems.

A glowing blue ball circumscribed by a compass.
quantum physics

The Electron Is So Round That It’s Ruling Out Potential New Particles

By Zack Savitsky
April 10, 2023
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If the electron’s charge wasn’t perfectly round, it could reveal the existence of hidden particles. A new measurement approaches perfection.

mathematical physics

How to Tame the Infinities Hiding in the Heart of Particle Physics

By Charlie Wood
April 6, 2023
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In the math of particle physics, every calculation should result in infinity. The set of techniques known as “resurgence” points toward an escape.


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