Feature

Front Matter

Infantile Paralysis Carried by Flies, Study Indicates

[Photograph]: Maine in Midwest

Defect in Body’s Use of Fat May Cause Artery Hardening

Science for Everybody

[Photograph]: Skyscrapers

[Photograph]: Salvage

Defense Research Products Already Used in Battle

In Science Fields

Four Planets Shine

Plane That Lifts Its Tail Brings Patent to German

Research Job for Defense Used 150 Scientists