Devin Powell

Contributing Writer

Photo of a complicated knot.
Abstractions blog

Color-Changing Material Unites the Math and Physics of Knots

February 10, 2020

Mathematicians have studied knots for centuries, but a new material is showing why some knots are better than others.

About the author

A scientist-turned-journalist, Devin Powell has written for NatureScienceThe New York Times, the Washington Post, and many other publications with an interest in science. Featured in The Best American Science Writing anthology, his work covers subjects ranging from quantum physics and mathematics to genetic engineering and ecology. He lives in San Francisco.