Table of Contents

Day of Trinity by Lansing Lamont
Hiroshima Plus 20 by The New York Times
Science: U. S. A. by William Gilman


The Humanities at Caltech
Establishing majors in the humanities is producing some provocative changes in the division's program
by Rodman W. Paul

Rapid Cooling: A Way to Make Unusual Alloys
"Freezing" molten mixtures very fast can produce new materials with some unexpected properties

In Memoriam:

Clark Blanchard Millikan
Tributes by William Zisch, Phillip W. Pillsbury, and Lee A. DuBridge

Campus News:

The Month at Caltech