Feature

New Method of Cheap Zinc Plating Developed

Weed Cultivated to Make Lawns

Keeping Cool in Hot Weather

Experiments Cast Doubt on Orthodox Forest Creed

New U. S. Submarine’s Hull Joined Together by Welding

Synthetic Waves May Tell How to Save Coasts

Unpredictable Human Factor Attacked by Psychologists

Thyroid Removal Gives Relief to Heart Disease Sufferers

Fish Spins on Tail over Sea Surface

Nature Ramblings: Chalcis Fly

First Glances at New Books

Expedition Plans to Move Starving Islanders