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The Diamond Age of Spintronics

Quantum electronic devices that harness the spins of electrons might one day enable room-temperature quantum computers—made of diamond

By David D. Awschalom, Ryan Epstein and Ronald Hanson

Conservation for the People

Pitting nature and biodiversity against people makes little sense. Many conservationists now argue that human health and well-being should be central to conservation efforts

By Peter Kareiva and Michelle Marvier

Big Lab on a Tiny Chip

Squeezing a chemistry lab down to fingernail size could provide instant medical tests at home and on the battlefield

By Charles Q. Choi

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