Thro, Ellen

Discusses the factors that lead to the division of the North and the South in the years following the War of 1812.

Introduces the science of robotics, discussing the nature of artificial intelligence, the history of robotics, the different kinds of robots, and their uses.

Surveys the history of the nuclear arms race, the proliferation of weapons, and efforts by nations and individuals to prevent their use.

Describes the duties, salaries, and training required for a variety of occupations related to the design, sales, and servicing of robots.

Brief biographies of ten women influential in modern American politics: Margaret Chase Smith, Nancy Kassebaum, Dianne Feinstein, Ann Richards, Geraldine Ferraro, Maxine Waters, Patricia Schroeder, Christine Todd Whitman, Carol Moseley-Braun, and Ileana Ros-Lehtinen.

Explores volcanoes and volcanic activity in the United States, discussing the study of volcanoes, their effect on the environment, and volcanic hazards and risks.

Examines the history of robotics; the parts of robots, including sensors and control mechanisms; and different types and functions of robots in such areas as industry, the military, and space.

Defines and traces the history of genetic engineering and describes its uses in medicine, agriculture, and business.