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computer science

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An illustration showing Steven Strogatz at a microphone, surrounded by a swirl of icons representing different subjects.
The Joy of x

New Season of The Joy of x Podcast Explores Scientists’ Inner Lives

By Ellen Horne
March 2, 2021
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In a second season of enlightened conversations, Steven Strogatz and leading researchers nourish our pandemic-starved minds.

geometry

Statistics Postdoc Tames Decades-Old Geometry Problem

By Erica Klarreich
March 1, 2021
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To the surprise of experts in the field, a postdoctoral statistician has solved one of the most important problems in high-dimensional convex geometry.

Animation of a neuron that periodically alters its responses to stimuli when it is reset into a new state by another input.
neural networks

Artificial Neural Nets Finally Yield Clues to How Brains Learn

By Anil Ananthaswamy
February 18, 2021
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The learning algorithm that enables the runaway success of deep neural networks doesn’t work in biological brains, but researchers are finding alternatives that could.

An animation showing chaotic swirls of purple coalesce into a single line
Abstractions blog

New Quantum Algorithms Finally Crack Nonlinear Equations

By Max G. Levy
January 5, 2021
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Two teams found different ways for quantum computers to process nonlinear systems by first disguising them as linear ones.

2020 in Review

The Year in Math and Computer Science

By Bill Andrews
December 23, 2020
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Even as mathematicians and computer scientists proved big results in computational complexity, number theory and geometry, computers proved themselves increasingly indispensable in mathematics.

Black and white photo of Claude Shannon in front of a computer
Quantized Columns

How Claude Shannon Invented the Future

By David Tse
December 22, 2020
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Today’s information age is only possible thanks to the groundbreaking work of a lone genius.

Abstractions blog

How the Slowest Computer Programs Illuminate Math’s Fundamental Limits

By John Pavlus
December 10, 2020
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The goal of the “busy beaver” game is to find the longest-running computer program. Its pursuit has surprising connections to some of the most profound questions and concepts in mathematics.

Q&A

The Computer Scientist Who Shrinks Big Data

By Allison Whitten
December 7, 2020
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Jelani Nelson designs clever algorithms that only have to remember slivers of massive data sets. He also teaches kids in Ethiopia how to code.

computer security

Computer Scientists Achieve ‘Crown Jewel’ of Cryptography

By Erica Klarreich
November 10, 2020
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A cryptographic master tool called indistinguishability obfuscation has for years seemed too good to be true. Three researchers have figured out that it can work.


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