Feature

Robot Could Find Own Food and Water, Refill Itself

U.S. Self-Dependence Stressed in Plant Industry Report

Orchid Imports from Europe Now Cut off by War

Commonwealth Fund Backs “Long Shot” Researches

In Science Fields

Fie Planets Shine

Find Individual Differences Even among Paramecia

Race Dogmas Challenged in Wallace’s Report

Front Matter

American Armored Force Is a Fast-Growing Infant

[Photograph]: On Production Line

Strings for Racquets from Synthetic Fiber