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Kevin Hartnett

Kevin Hartnett

Contributing Writer

Twitter

Latest Articles

Math Meets QFT

A Video Tour of the Standard Model

By Kevin Hartnett
July 16, 2021
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The Standard Model is a sweeping equation that has correctly predicted the results of virtually every experiment ever conducted, as Quanta explores in a new video.

Math Meets QFT

Nathan Seiberg on How Math Might Complete the Ultimate Physics Theory

By Kevin Hartnett
June 24, 2021
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Even in an incomplete state, quantum field theory is the most successful physical theory ever discovered. Nathan Seiberg, one of its leading architects, talks about the gaps in QFT and how mathematicians could fill them.

Math Meets QFT

The Mystery at the Heart of Physics That Only Math Can Solve

By Kevin Hartnett
June 10, 2021
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The accelerating effort to understand the mathematics of quantum field theory will have profound consequences for both math and physics.

Illustration showing a graph against a purple background, with certain vertices and edges highlighted in orange.
combinatorics

Mathematicians Answer Old Question About Odd Graphs

By Kevin Hartnett
May 19, 2021
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A pair of mathematicians solved a legendary question about the proportion of vertices in a graph with an odd number of connections.

A graphic showing improvements in the speed of matrix multiplication
algorithms

Matrix Multiplication Inches Closer to Mythic Goal

By Kevin Hartnett
March 23, 2021
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A recent paper set the fastest record for multiplying two matrices. But it also marks the end of the line for a method researchers have relied on for decades to make improvements.

Abel Prize

Pioneers Linking Math and Computer Science Win the Abel Prize

By Kevin Hartnett
March 17, 2021
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Avi Wigderson and László Lovász won for their work developing complexity theory and graph theory, respectively, and for connecting the two fields.

algorithms

New Algorithm Breaks Speed Limit for Solving Linear Equations

By Kevin Hartnett
March 8, 2021
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By harnessing randomness, a new algorithm achieves a fundamentally novel — and faster — way of performing one of the most basic computations in math and computer science.

Abstractions blog

Undergraduates Hunt for Special Tetrahedra That Fit Together

By Kevin Hartnett
February 9, 2021
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A group of MIT undergraduates is searching for tetrahedra that tile space, the latest effort in a millennia-long inquiry. They’ve already made a new discovery.

Colorful isualization of the 59 isolated examples of tetrahedra that have rational dihedral angles
geometry

Tetrahedron Solutions Finally Proved Decades After Computer Search

By Kevin Hartnett
February 2, 2021
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Four mathematicians have cataloged all the tetrahedra with rational angles, resolving a question about basic geometric shapes using techniques from number theory.


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