Feature

Earth Built of Wedges New Geological Theory

Hastens Growth of Cuttings by Using Oxidation Agents

Greater Tornado Damage Seen as Population Increases

Diseases Blamed for Hair-Trigger Tempers

Urges Cooperation in Science as in Industry

Show Farmers How to Cure Sweet Corn Quickly

Doctors’ Charges Change with Medical Progress

Human Mind Resists New Ideas

Hybridization of Man and Ape to Be Attempted in Africa

How Mental Ability Varies with Age and Race

Intelligent Students Show Most Speed

British Cancer Discovery Offers No Present Cure