Presents step-by-step directions for tracing lineage including routines for research and sources of information.

Discusses the meanings of our body motions and facial expressions.

Presents the background and the ensuing complications of this "War Without an End."

Examines the direct and indirect effects of acid rain, how it is formed, how it is being studied, who are the culprits in the creation of this very damaging ecological problem, and what citizens and the government can do to alleviate it.

Describes the volcanic eruption of Mount St. Helens, and the close scientific monitoring concerned with recurrence, ecological impact, and weather changes.

Follows the life of the man who was head of the Soviet Union from 1958 to 1964.

Examines the problems of illegal adoption and surrogate motherhood and the tragedies which often result from them. Offers solutions to the ethical and legal dilemmas caused by this form of commerce.

Presents the history of the real "cloak-and-dagger" world of espionage as OSS and CIA agents carry out covert intelligence operations to further American foreign and military policy.

Examines the role of animals in testing for biological research, medical purposes, and consumer products, and discusses controversies raised over such practices.

Discusses American health care and the changes that are proposed.