Feature

Science Observer

Smoking, Not the Nicotine, Raises Blood Pressure

Sulfa Drug Proved Harmful in Nasal Injections

Japan Was Once Ruled by Line of Women

Curare Is Now Isolated in Pure Crystalline Form

Sensitive Rats Made Immune to Fit-Producing Noises

Eskimo Women Are Making Boots for Alaska Troops

Nature Ramblings: Try It on Two Dogs

Peru Hopes to Increase Tanning Extract Exports

New Machines and Gadgets

Huge Gears Transmit Power of Turbines to Propellers

First Glances at New Books