Feature

Nature Ramblings: Dog beneath the Skin

Chemist Group Attacks Doctors’ Chemical Plan

New Machines and Gadgets

Nature Ramblings: “Plant-Eating” Plants

Front Matter

Space Target: Moon

Polio Vaccine Can Cause Penicillin Reaction

Sugar Preserves Dairy Cream

Control of Heredity Seen

Half of Population Will Die of Heart Disease

Two U.S. Atomic Subs Sail under North Pole

Body’s Emergency Fuel