Facts at your fingertips. Invention and technology

"Describes the evolution of warfare and weapons from pre-Civil War to today's modern techniques on land and sea. Also describes the changes in security devices, such as locks and keys. A timeline traces the history of warfare"--Provided by publisher.

"Describes the evolution of medical technology and what doctors know about human health issues, including anatomy, surgery, drugs, and reproduction. A timeline traces the progress of ancient medical practices and beliefs to modern technology"-- Provided by publisher.

"Describes the progression of technology that makes land and water travel possible, from the earliest vehicles powered by animals and humans to today's high-speed trains and sophisticated sea vessels"--Provided by publisher.

"Describes building technology, from ancient methods and materials to modern techniques and plans. Includes information about technology that provides conveniences around the home, such as appliances and plumbing"--Provided by publisher.

Describes the progression of technology that makes air and space travel possible, from the earliest vehicle inventions to today's high-speed jets and sophisticated space shuttles.

This book traces the progress of technology used to create energy to run machines from ancient watermills and windmills to today's biofuels, solar cells, and other renewable resources.