Feature

Science Raises Hybrid Fish Whose Young Are All Males

Patent on Safer Morphine Given to U.S. Government

Radio Balloon Checks Weather at Great Height

Must Rush Life-Saving Shocks to Save the Electrocuted

Better Coking of Coal Results from Researches

Quick Chemical Test for Antineuritic Vitamin $text{B}_{1}$

Four Types of Plastics Now in Familiar Use

Life-Saver for “Bleeders” Found: In Egg White

[Photograph]: Saves Soil and Water

Medical Use of Radio Endangers Other Lives

In Science Fields

Roads Are Not All Asphalt