Feature

First Glances at New Books

Heavy Neon Is Concentrated to Purity of 99 per Cent

Human Fireflies Flit through Malayan Woods

Unlimited Alchemy Foreseen in Understanding of Isotopes

Front Matter

3300 Ants in Single Colony Are Part Male, Part Female

Advises Exercise in Water for Arthritis Sufferers

Practical Problems Planned for Atom-Smashing Device

Pneumonic Plague Threatens U. S., Especially West Coast

Path of Hurricane Was along Unusual Course

Center of Earthquake Was near to Northern Japan

Agriculture in Britain Faces Serious Problems