Feature

Genes Declared Impotent as Major Evolutionary Factors

One-Celled Animals Shine under Ultraviolet Light

Apes Work for “Money” and Spend It in Slot Machines

Cosmic Ray Energy Difficult to Measure

Front Matter

[Photographs]: Science in Review

Medical Research Conquering Diseases of past Middle Life

New Giant Clover Species Found in Northwest

Two Mechanical Men Explain Body’s Mechanism

U. S. Wheat Crop to Be Shortest in Generation

In Science Fields

Prediction of Tidal Wave Forestalls Harbor Damage