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physics

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astronomy

Exoplanets Could Help Us Learn How Planets Make Magnetism

By Jonathan O'Callaghan
August 7, 2023
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New observations of a faraway rocky world that might have its own magnetic field could help astronomers understand the seemingly haphazard magnetic fields swaddling our solar system’s planets.

Illustration of an astronaut opening a black hole to see another astronaut inside.
theoretical physics

New Calculations Show How to Escape Hawking’s Black Hole Paradox

By Charlie Wood
August 2, 2023
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Inside of a black hole, the two theoretical pillars of 20th-century physics appear to clash. Now a group of young physicists think they have resolved the conflict by appealing to the central pillar of the new century — the physics of quantum information.

The Joy of Why

Does Nothingness Exist?

By Steven Strogatz
July 26, 2023
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Even empty space bubbles with energy, according to quantum mechanics — and that fact affects almost every facet of physical reality. The theoretical physicist Isabel Garcia Garcia explains to Steven Strogatz why it’s so important in modern physics to understand what a true vacuum is.

cosmology

How (Nearly) Nothing Might Solve Cosmology’s Biggest Questions

By Lyndie Chiou
July 25, 2023
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By measuring the universe’s emptiest spaces, scientists can study how matter clumps together and how fast it flies apart.

geophysics

How Quantum Physicists Explained Earth's Weather Patterns

By Katie McCormick
July 18, 2023
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By treating Earth as a topological insulator — a state of quantum matter — physicists found a powerful explanation for the movements of the planet’s air and seas.

Q&A

The Physicist Who’s Challenging the Quantum Orthodoxy

By Thomas Lewton
July 10, 2023
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For decades, physicists have struggled to develop a quantum theory of gravity. But what if gravity — and space-time — are fundamentally classical?

A photo illustration showing a research station in Antarctica with a map plotting neutrinos’ arrival directions imprinted on the sky.
astrophysics

A New Map of the Universe, Painted With Cosmic Neutrinos

By Thomas Lewton
June 29, 2023
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Physicists finally know where at least some of these high-energy particles come from, which helps make the neutrinos useful for exploring fundamental physics.

gravitational waves

An Enormous Gravity ‘Hum’ Moves Through the Universe

By Jonathan O'Callaghan
June 28, 2023
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Astronomers have found a background din of exceptionally long-wavelength gravitational waves pervading the cosmos.

The Joy of Why

What Can Jellyfish Teach Us About Fluid Dynamics?

By Steven Strogatz
June 28, 2023
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Jellyfish and other aquatic creatures embody solutions to diverse problems in engineering, medicine and mathematics. John Dabiri, a fluid dynamics expert, talks with Steven Strogatz about what jellyfish can teach us about going with the flow.


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