Feature

“Aluminum-Rubber-Lung” Less Expensive than Iron One

Front Matter

[Photograph]: Honor to the Cow

New Orderliness in Nature; Liquids Have Hidden Structure

First Glances at New Books

Dinosaur Memorial

Nature Ramblings: Insect Specialists

Prominent Star Gradually Decreases in Brightness

Viruses Do Not Always Cause Disease Symptoms

Dog-Chases-Cat Is News When It’s Dug up in India

Use of Construction Steel Likely to Increase

Greenland Relics Show How Eskimos Conquered Vikings