Feature

Models of “Old Man River” Help Keep Floods in Check

Ultraviolet Light Shrinks Thin Films

Army Reveals Its Method of Making Better Charcoal

New Stress Study Method Aids Machine Design

New Ideas on Immunity to Infantile Paralysis

Vitamin K Can Prevent Fatal Hemorrhage of Babies

Boys: And Boys Grown up: May Operate Railroad

In Science Fields

Stone Age Dictators Painted, Too

Three Uses for Straw in Egypt’s Brick Making

“Painting Hormone” May Aid in Drowning Accidents

Reform of Prisoners Cannot Take Place inside Prisons