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Soil’s Microbial Market Shows the Ruthless Side of Forests

August 27, 2019

In the “underground economy” for soil nutrients, fungi strike hard bargains and punish plants that won’t meet their price.

Q&A

The Anthropologist of Artificial Intelligence

August 26, 2019

Iyad Rahwan’s radical idea: The best way to understand algorithms is to observe their behavior in the wild.

Ann Nelson Took On the Biggest Problems in Physics

August 22, 2019

The theoretical particle physicist Ann Nelson, who died on August 4 at age 61, was a font of brilliant ideas and a champion of ending discrimination in the field.

A Mathematical Model Unlocks the Secrets of Vision

August 21, 2019

Mathematicians and neuroscientists have created the first anatomically accurate model that explains how vision is possible.

The Puzzling Search for Perfect Randomness

August 20, 2019

Does objective, perfect randomness exist, or is randomness merely a product of our ignorance?

Can New Species Evolve From Cancers? Maybe. Here’s How.

August 19, 2019

Researchers agree it’s a long shot, but transmissible cancers could theoretically evolve into independent species. Certain weird parasites might be living proof.

To Make Two Black Holes Collide, Try Three

August 15, 2019

How do black holes merge and make gravitational waves? Maybe with a little help from their friends.

New Proof Settles How to Approximate Numbers Like Pi

August 14, 2019

The ancient Greeks wondered when “irrational” numbers can be approximated by fractions. By proving the longstanding Duffin-Schaeffer conjecture, two mathematicians have provided a complete answer.

Color Me Polynomial

August 13, 2019

Polynomials aren’t just exercises in abstraction. They’re good at illuminating structure in surprising places.

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