Feature

In Science Fields

First Glances at New Books

Sub-Atomic Positron Has Shortest Life in Universe

Unique Medal Is Given for Work of Whole Laboratory

Meteor Showers to Be Observed from Airplanes

Front Matter

Nature Ramblings: Naming Themselves

America’s Ancient History Revealed by CWA Projects

Better Microphones and Loud Speakers Sought

Earthquake Problems Automatically Solved

Experiments with Big Guns Give New Sound Speed Value

Medical Service Regarded as Social Necessity