Table of Contents

In This Issue

Geology and Ourselves by F. H. Edmunds


The Birth and Death of a Star
Astronomical studies of the life histories of the stars lead to some interesting speculations about our own future.
by Allan Sandage

Part-Time Explorer
William C. Miller, photographer for the Mount Wilson and Palomar Observatories, leads a double life. Here's a look at the other one.

Vitamins Are Here to Stay
Vitamin studies boomed from 1930 to 1945. The field may be quieter now—but the research is as active as ever.
by Herschel K. Mitchell

The Uniqueness of Man
Man's evolutionary future—biologically and culturally—is unlimited. Even more important, it lies within man's own power to determine its direction.
by George W. Beadle

Campus News:

The Month at Caltech