Feature

Six Generations of Poliomyelitis Virus Grown outside Body

Textiles May Come from Equadorian “Silk Flower”

Tropical Hurricanes Once Ancient Maya Disasters

Metal, Though Good Conductor Now Insulates against Heat

Fish Use Their Ears to Maintain Balance

Ultra-Violet Light and High Frequency Current Harden Steel

Disappearance of Diphtheria in Few Years Predicted

Likes and Dislikes Signalled by Babies’ Feeding Behavior

Changing Science Is Leaving Nothing Solid in Universe

First Glances at New Books

Nature Ramblings: An American Leopard

Air Gun Used to Dust Delicate Artifacts