Feature

Gland Promises Weapon against Severe Infections

Whooping Cough’s Whoop Captured in a Test Tube

Find Cancer-Causing Chemical by Rebuilding Molecules

Fatal Blood Clot Prevention Promised by Heparin

Mankind Likened to Lemmings in Blind March to Destruction

[Photograph]: Soil Molecule Models

Very Good Health for 1937

One Followed by 110 Ciphers: Largest Real-Meaning Number

Front Matter

Temple Carved from Rock Excavated in Mexican Town

Venus and Saturn Race

[Photograph]: Swamp Buggy