Describes developments in the field of ultrafast laser clock technology. (SL)

Discusses the graphite to diamond transformation and a phase diagram for carbon. Describes high temperature-higher pressure experimental apparatus and growth of diamonds from seed crystals. Reviews properties of the diamond which suggest uses for the synthetic product. Illustrations with text. (GH)

Discusses the renewed interest in superconductivity research and describes the differences between the two basic types of superconductivity. (MLH)

Describes liquid surface holograms including their application to medicine. Discusses interference and diffraction phenomena using sound wave scanning techniques. Compares focussing by zone plate to holographic image development. (GH)

Discusses the practicality of the large scale production of electricity from solar sources utilizing current technology. The prospects are determined to economically unfeasible. (SL)

Describes controversial examples attributed to the pursuit of science and research activities conducted by the Los Alamos Scientific Laboratory to solve present major physical problems. Indicates the necessity of convincing society that untrammeled investigation in science is the only path to derivation of practical public benefits. (CC)

The development, role, and current research in particle physics at the Fermi National Accelerator Laboratory are reviewed, including discussions of its mission to understand the structure of matter, a brief history of particle physics, and the nature and applications of superconductivity, among other topics. (JN)