Feature

Birds Fleeing from War Gather on Swiss Lakes

War Most Effective Means of Perpetuating Dictatorships

Substitutes Help Chemists Dodge War-Scarce Items

Rats Aid the Study of Underlying Causes of War

Nature Ramblings: Vanishing Herd

War Volunteers in Canada Show Effect of Unemployment

Traffic Congestion Reduces Gasoline Mileage by Half

First Glances at New Books

German Artillery Has Few Surprises, Says U.S. Expert

Tear Gas Effective as Killer of Insect Pests

Nature Ramblings: Ecologist at Work

Oil Discoveries in Nebraska Based on Success in Michigan