Table of Contents

Random Walk

Morphogenesis on Ice: The Physics of Snow Crystals
by Kenneth G. Libbrecht
There's more to snowflakes than meets the eye.

A Billion Points of Heat
by Jane Dietrich
Cool stars and hidden galaxies emerge from the dust in a highly accurate, near-infrared sky survey.

Economic Policy in the Information Age
by Simon J. Wilkie
The California power crisis shows what can happen when you apply 19th-century economic principles to a 21st-century economy.

Reviews — QED, Oxygen, Ahead of the Curves

Obituaries: Jeffrey Scot Banks

Faculty File