Table of Contents

In this Issue


Laser Selective Chemistry: A New Challenge for Chemists and Physicists
by Ahmed Zewail
How can molecules be cracked selectively with lasers, and what happens to them under heavy doses of laser radiation?

World Energy Perspectives
Five members of Caltech's Board of Trustees discuss the current energy situation, how it happened, and some possibilities for the future.

Several Caltech social scientists are using auction mechanisms to design new methods of solving nonmarket decision-making problems, as well as those of traditional economic markets.

Research in Progress
Sedimental Journey