Feature

Cows Feed Selves in Automatic Barn

Chemicals Aid Leukemia

Surgery on Beating Heart

Plastic Balls Substitute for Heart Valves

Predict New Energy Sources at Laboratory Dedication

Active despite One Lung

Skin Burns from X-Rays Preview Atomic Exposures

Strikes Are Preventable

Watch Smog Weather

Fertilizing, Fumigation Done in Single Operation

Coal Mine Safety Aided by Preventing Electric Arcs

Averting Polio Damage