Feature

War Hampers Ice Patrol through Radio Silence

Submarine Canyons May Be Caused by Artesian Springs

“Father” of Nylon Receives Prized Medal of Chemists

Physicians’ Committee Formed for Medical Service Extension

Q and R Factors in Equations Betray Coming of Death

Electricity through Head Is New Shock Treatment

Front Matter

First Glances at New Books

Mathematical Study Confirms Theory of Solar Radiation

Dramatic Success Reported with New Treatment of Burns

Vaccine Protects Soldiers against Cootie-Borne Typhus

Discovery Refutes Report of Difference in Cancer Cells