Feature

Front Matter

Nature Not Game of Chance Prof. Einstein Contends

Parachute Troops May Be Psychological Weapon

New Methods Will Change Accepted Distances in Space

“Sleeping Gas” (If Used) May Be Methyl Bromide

Netherlands Invasion May Halt Completion of New Telescope

Lights Flashing in the Eye Produce Waves in the Brain

Bombers for Allies Could Be Delivered under Own Power

Air War on Present Scale Will Reduce Air Power

In Science Fields

Electric Shocks Snap Hearts out of Fatal Twittering

Advocates Rubber Cultivation in the American Tropics