Feature

Designers Borrow Patterns from Ancient America

Back Matter

Mixtec “Family Album” May Hold Secret of Lost Language

Not “Going to Prairie-Dogs” Drought Cycles an Old Story

Front Matter

Drought Still Holds Empire in West, from Coast to Plains

First Glances at New Books

Revolution Does Not Stop Archaeologists’ Digging

300 Generations Descended from One Pair of Insects

In Science Fields

Central American Quake Centered on Sea Bottom

Candy Pills Not for Children