The Case of the Vanishing Caterpillar

A butterfly larva’s fate depends on who finds it first—its ant friends or ant foes.

Marriage as Warfare

After decades of ferocious fighting, the Swat wife usually triumphs over her beleaguered husband.

National Parks

America’s National Parks

Their principles, purposes, and prospects

Onrust

Disappearance of the Historic Ship Tijger

Part of New York’s heritage vanished when bulldozers dug the foundation for the World Trade Center

giraffe sjg

Size and Shape

The immutable laws of design set limits on all organisms.

hamlet

Shakespeare in the Bush

An American anthropologist set out to study the Tiv of West Africa and was taught the true meaning of Hamlet.

Scrutinizing the Microcosm

Electron microscopy has shown the biologist a complex, new world.

shipwrecked

Thirst

Can shipwrecked men survive if they drink sea water?

stone balls

Prehistoric Stone Balls--a Mystery

Hundreds dot the Costa Rican jungle, as baffling as the monuments of Stonehenge.

child photographing anteater

An Anteater Named Teddy

Even as a pet, his single interest was in ants, and he never quite got used to a tame chimpanzee.

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Recent Stories

By the 1920s, California had lost all of its grizzly bears—once considered a distinct species and an emblem of the state.

Preconceptions skew our view of the biggest killer in the developed world, atherosclerosis.

Across the Pacific Ocean, plastics, plastics, everywhere