Feature

[Photograph]: Sun Tracker

New Method Uses Crystal to Detect Cosmic Rays

Patents of the Week

Front Matter

Radar and Space Probes Explore Solar System

Kidney Disease from Drug

[Photograph]: Flying Squirrel

New Ideas and Gadgets

Venus Probe Launched; Will near Planet in Dec.

Nature Ramblings: Coyote

Life Exists outside Earth, Nobelist Believes

Doctors Are Reading