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Spreading the Word on a Possible Alzheimer’s Treatment

May 27, 2020

Neuroscientists could use brain waves to spur immune cells into action against the disease — but the process is almost too fantastic to believe.

Lines representing paths of particles fan out from a point and pass through a series of detectors.
Abstractions blog

Growing Anomalies at the Large Hadron Collider Raise Hopes

May 26, 2020

Collider physicists report that several measurements of particles called B mesons deviate from predictions. Alone, each oddity looks like a fluke, but their collective drift is more suggestive.

insights puzzle

Why Our Perpetual Energy Puzzle Fails

May 22, 2020

Readers poked holes in our paradoxical April Fools’ Day claims about perpetual energy and whether this puzzle solution would ever be published.

Stalks and spore bodies of a slime mold rise above a smooth surface.
Abstractions blog

Out-of-Sync ‘Loners’ May Secretly Protect Orderly Swarms

May 21, 2020

Studies of collective behavior usually focus on how crowds of organisms coordinate their actions. But what if the individuals that don’t participate have just as much to tell us?

Illustration of a robot translating calculus into branching, tree-like structures
artificial intelligence

Symbolic Mathematics Finally Yields to Neural Networks

May 20, 2020

After translating some of math’s complicated equations, researchers have created an AI system that they hope will answer even bigger questions.

knot theory

Graduate Student Solves Decades-Old Conway Knot Problem

May 19, 2020

It took Lisa Piccirillo less than a week to answer a long-standing question about a strange knot discovered over half a century ago by the legendary John Conway.

A baby lizard emerging from a transparent egg membrane.
Abstractions blog

Egg Laying or Live Birth: How Evolution Chooses

May 18, 2020

A lizard that both lays eggs and gives birth to live young is helping scientists understand how and why these forms of reproduction evolved.

Photo of iron filings spread along magnetic field lines on a green and yellow background
number theory

Mathematician Measures the Repulsive Force Within Polynomials

May 14, 2020

Vesselin Dimitrov’s proof of the Schinzel-Zassenhaus conjecture quantifies the way special values of polynomials push each other apart.

Close-up of water swirling among rocks at the sea’s edge.

Inside Deep Undersea Rocks, Life Thrives Without the Sun

May 13, 2020

Newly discovered worlds of microbes far beneath the ocean floor, inside old basaltic rocks, could point to a greater likelihood of life elsewhere in the universe.