Feature

Photos Made without Washing, Save Water

Expert Confident Polio Cure by Drugs Possible

Blotting Paper Tells Water in Pure Alcohol

[Photograph]: Whistling Porpoises

Death Barrier for Lampreys

Cortisone Made from Yams

New Stomachs for Patients

Front Matter

Super-Fast Lengthy Flights

Alcoholics Can Now Drink

Books of the Week

Children Want Health