All Articles

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

March 2, 2021

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

March 1, 2021

To the surprise of experts in the field, a postdoctoral statistician has solved one of the most important problems in high-dimensional convex geometry.

Quantized Columns

How to Understand COVID-19 Variants and Their Effects on Vaccines

February 25, 2021

Researchers are tracking the different strains of SARS-CoV-2 and studying how they spread through our population and our bodies.

A video in which a proton seems to be composed of three particles, but on zooming in, it turns out to be a swirling miasma.
quantum physics

Decades-Long Quest Reveals Details of the Proton’s Inner Antimatter

February 24, 2021

Twenty years ago, physicists set out to investigate a mysterious asymmetry in the proton’s interior. Their results, published today, show how antimatter helps stabilize every atom’s core.

Photograph showing cirrus clouds in a blue sky above an expanse of flat, snow-covered ice.
Abstractions blog

Cloud-Making Aerosol Could Devastate Polar Sea Ice

February 23, 2021

An overlooked but powerful driver of cloud formation could accelerate the loss of polar sea ice.

An illustration of a doughnut-shaped elliptic curve intertwined with the Julia set.
number theory

Mathematicians Set Numbers in Motion to Unlock Their Secrets

February 22, 2021

A new proof demonstrates the power of arithmetic dynamics, an emerging discipline that combines insights from number theory and dynamical systems.

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

February 18, 2021

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.

Black holes on a blue swirly background.
Abstractions blog

Growing Inventory of Black Holes Offers a Radical Probe of the Cosmos

February 17, 2021

One black hole is nice, but astrophysicists can do a lot more science with 50 of them.

Po-Shen Loh standing on a stairway in front of a colored wall outside of his office in Pittsburgh.
Q&A

The Coach Who Led the U.S. Math Team Back to the Top

February 16, 2021

Po-Shen Loh has harnessed his competitive impulses and iconoclastic tendencies to reinvigorate the U.S. Math Olympiad program.