Feature

Great Lakes Act as Giant Air Conditioning System

Find Way to Measure Amount of Sunshine Vitamin in Milk

Anti-Beriberi Vitamin Now Used to Treat Diabetes

Soviet Parachute Jumper Tells How It Feels to Leap

Magnifying Lenses Made a Thousand Years Ago

In Science Fields

Titan-Beasts

Cycle Study Hints End of Drought

Artificial Fever with X-Ray Destroys Animal Cancers

Front Matter

Bay of Fundy’s Record Tides to Be Harnessed by Five Dams

Common Disease of the Mind Affects the Body Also