Examines the history of people's interest in space travel, the development of efforts to leave Earth, and possibilities for colonization and exploration of outer space.
Explains the causes of hurricanes, looks at the devastation caused by the 2005 hurricane Katrina and similar storms in the past, and discusses how scientists work to track killer storms.
Explains how and why volcanoes form, looks at what happens when a volcano erupts, describes active and inactive volcanoes, and examines the damage caused by volcanic eruptions. Includes a glossary and references.
Explains some examples of electricity in nature, early experiments with electricity, the development of use of electric power, and possibilities for the future.
Discusses tides and tide pools and the moon's influence on them. The plant and animal life in tide polls is described, as well as ecological damaged cause by man.