Discusses some aspects in X-ray topography, including formation of dislocations, characteristics of stacking faults, x-ray contrast in defect inspection, Berg-Barrett technique, and Lang traversing crystal and Borrmann's methods. (CC)

Discussed is whether scientists should take responsibility for the social consequences of their discoveries. Reviewed is the role to which the "modern" playwright assigns scientists in modern society and what might realistically be a role that scientists and scientific societies should play in the modern world. (KR)

Many believe that throughout history, science and technology have been major factors in shaping American society and the way of life. By changing the ways in which one interacts with another, science and technoiogy may affect the way one defines the general welfare, the way in which one views the realm of government, and the nature of the rights…