Feature

New Laureate Explains His Present Work

Nature Ramblings: Strictly American

Nobel Prize in Chemistry Is Awarded Dr. Langmuir

Modern Hawk’s Skull in 35,000,000 Year Old Rocks

Intricate Mathematical Brain Solves New Physics Problem

Ether Aids in Separation of Rare Earth Elements

New Communication System Discovered in Animal Body

Front Matter

Ionosphere Rays Possible as New Name for Cosmic Rays

Sleep Comes from Relaxed Muscles, Not Tiring Work

First Glances at New Books

Tunnel at Monte Alban Yields Skeletons and Jewels