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crystallography

Six looping videos of different types of snowflakes and snow crystals growing.
crystals

Toward a Grand Unified Theory of Snowflakes

December 19, 2019

Snow crystals come in two main types. The “pope” of snowflake physics has a new theory that explains why.

Crystal diffraction art for "A Chemist Shines Light on a Surprising Prime Number Pattern"
prime numbers

A Chemist Shines Light on a Surprising Prime Number Pattern

May 14, 2018

When a crystallographer treated prime numbers as a system of particles, the resulting diffraction pattern created a new view of existing conjectures in number theory.

Abstractions blog

A Quasicrystal’s Shocking Origin

July 8, 2016

By blasting a stack of minerals with a four-meter-long gun, scientists have found a new clue about the backstory of a very strange rock.