Table of Contents

Caltech's Other Rocket Project: Personal Recollections
by Conway W. Snyder
During World War II a sizable team of faculty and graduate students dropped their usual research to design, test, and build rockets for the Navy.

Magellan: The Geologic Exploration of Venus
by Steve Saunders
Venus is nearly Earth's twin, yet its face is a mystery as impenetrable as its thick veil of clouds. Magellan's radar images, of photographic clarity and detail, reveal a volcanic planet at once strange and familiar.

The Need for Nuclear Power
by Hans A. Bethe
The problems of high cost, safety, and waste disposal must and can be solved to revive an essential source of energy.

Departments

Letters

Obituaries: Carl D. Anderson; Milton S. Plesset; Charles H. Wilts

Random Walk