Feature

Enzyme in Body Prevents Squandering of Food Store

Mayo Doctor Urges Pilots to Take up Hobbies

‘Flu Virus Revealed

Sulfathiazole Means of Mass Attack on Gonorrhea

New Machines and Gadgets

Science Clubs of America

Erratum: Synthetic Starch Made by Enzyme Acting on Glucose

Front Matter

Portable Landing Surface Makes Emergency Airport

War and Medicine Led 1941 Science

[Photograph]: Fourteenth Century Madonna

Two Decades of Science