May 2004

brittle starfish
Biomechanics

How a Star Avoids the Limelight

Some echinoderms have thousands of eyes on their backs. When the lights come on, they switch to wearing shades.

Egypt Young
Picks from the Past

Egypt’s Young and Restless

Through Islam and the Internet, a new generation seeks its fair share.

Recent Stories

The way they live, the food they eat, and the effect on us

A true but unlikely tale

Story and Photographs by William Rowan

Increasing day length on the early Earth boosted oxygen released by photosynthetic cyanobacteria.

Genomic evidence shows that Denisovans and modern humans may have overlapped in Wallacea.