Feature

Nature Ramblings: In a Changing World

First Glances at New Books

Front Matter

$1,000 A.A.A.S. Prize Given for Plant Research

Vitamin A Blood Content Increases after Alcohol

Maps Show Changing World as Possible Aid to Peace

Change in Nine Molecules Produces Sensation of Sight

Dr. Irving Langmuir Elected New A.A.A.S President

[Photograph]: Artificial Lung and Heart Device

Insect Resistant Plants Are Now Being Bred

Need Intellectual Defense Even More than Airplanes

New Biological Society Formed at Science Meeting