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Katie McCormick

Contributing Writer

Latest Articles

cosmology

Asymmetry Detected in the Distribution of Galaxies

By Katie McCormick
December 5, 2022
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Two new studies suggest that certain tetrahedral arrangements of galaxies outnumber their mirror images, potentially reflecting details of the universe’s birth. But confirmation is needed.

theoretical physics

Particle Physicists Puzzle Over a New Duality

By Katie McCormick
August 1, 2022
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A hidden link has been found between two seemingly unrelated particle collision outcomes. It’s the latest example of a mysterious web of mathematical connections between disparate theories of physics.

An illustration that includes a triangular network overlaid by images of spinning particles.
explainers

The Spooky Quantum Phenomenon You’ve Never Heard Of

By Katie McCormick
June 22, 2022
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Quantum computers may derive their power from the “magical” way that properties of particles change depending on the context.

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

A sphere enclosing a space with hyperbolic geometry.
quantum gravity

Symmetries Reveal Clues About the Holographic Universe

By Katie McCormick
January 12, 2022
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Physicists have been busy exploring how our universe might emerge like a hologram out of a two-dimensional sheet. New clues have come from the symmetries found on an infinitely distant “celestial sphere.”

fundamental physics

Gravitational Waves Should Permanently Distort Space-Time

By Katie McCormick
December 8, 2021
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The “gravitational memory effect” predicts that a passing gravitational wave should forever alter the structure of space-time. Physicists have linked the phenomenon to fundamental cosmic symmetries and a potential solution to the black hole information paradox.

Orange spheres representing quantum bits.
explainers

How Quantum Computers Will Correct Their Errors

By Katie McCormick
November 16, 2021
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Quantum bits are fussy and fragile. Useful quantum computers will need to use an error-correction technique like the one that was recently demonstrated on a real machine.

quantum physics

An Ultra-Precise Clock Links the Quantum World With Gravity

By Katie McCormick
October 25, 2021
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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.

About the author

Katie McCormick is a science writer based in Seattle. Her work has appeared in Aeon, Discover and Scientific American, and she frequently contributes video scripts to PBS’s Space Time. She has a Ph.D. in quantum physics.
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