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A complicated arrangement of orange and purple bands against a black background.
condensed matter physics

The ‘Weirdest’ Matter, Made of Partial Particles, Defies Description

By Thomas Lewton
July 26, 2021
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Theorists are in a frenzy over “fractons,” bizarre, but potentially useful, hypothetical particles that can only move in combination with one another.

Quantized Academy

How to Find Rational Points Like Your Job Depends on It

By Patrick Honner
July 22, 2021
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Using high school algebra and geometry, and knowing just one rational point on a circle or elliptic curve, we can locate infinitely many others.

Micrograph of archaeal cells.
genomics

Plasmid, Virus or Other? DNA ‘Borgs’ Blur Boundaries.

By Jordana Cepelewicz +1 authors
Allison Whitten
July 21, 2021
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Scientists have reported large DNA structures in some archaea that defy easy categorization.

An illustration of far-apart particles connected by an aura.
explainers

How Bell’s Theorem Proved ‘Spooky Action at a Distance’ Is Real

By Ben Brubaker
July 20, 2021
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The root of today’s quantum revolution was John Stewart Bell’s 1964 theorem showing that quantum mechanics really permits instantaneous connections between far-apart locations.

Illustration showing geometric figures at left connected via wormhole to numbers at right.
Langlands program

New Shape Opens ‘Wormhole’ Between Numbers and Geometry

By Kevin Hartnett
July 19, 2021
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Laurent Fargues and Peter Scholze have found a new, more powerful way of connecting number theory and geometry as part of the sweeping Langlands program.

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.

foundations of mathematics

How Many Numbers Exist? Infinity Proof Moves Math Closer to an Answer.

By Natalie Wolchover
July 15, 2021
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For 50 years, mathematicians have believed that the total number of real numbers is unknowable. A new proof suggests otherwise.

Q&A

The Computer Scientist Training AI to Think With Analogies

By John Pavlus
July 14, 2021
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Melanie Mitchell has worked on digital minds for decades. She says they’ll never truly be like ours until they can make analogies.

Electron microscopy of T4 bacteriophages.
molecular biology

DNA Has Four Bases. Some Viruses Swap in a Fifth.

By Jordana Cepelewicz
July 12, 2021
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The DNA of some viruses doesn’t use the same four nucleotide bases found in all other life. New work shows how this exception is possible and hints that it could be more common than we think.


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