December 2004

The Hidden History of Men

A research team braves Central Asia to capture a surprising genetic record of human migration and military conquest

by Robert Kunzig

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December

Departments

Reviews: Top Science Books of the Year

Observer

by Stephen L. Petranek, Photograph by Amy Eckert

Bogglers Solutions

Bogglers

by Scott Kim

Reviews

Sky Lights

This month's shooting stars are not just the usual bits of falling fluff
by Bob Berman

Vital Signs

Though seemingly healthy at birth, this boy was in big trouble within 48 hours
by Mark Cohen

The Mathematics of . . . Juggling

An algebra whiz reveals the secrets of keeping a lot of balls in the air
by Bill Donahue

Emerging Technology

Digitizing patient records exposes you to prying eyes but could also save your life
by Steven Johnson

Discover Dialogue: Geneticist Craig Venter

We don't have enough scientists on the planet, enough money, and enough time using traditional methods to understand the millions of genes we're uncovering
by Jocelyn Selim and David Ewing Duncan

Letter From Discover

Letters

Contributors