Breakthrough Inventions S.
2 total works
Ages 9 to 12 years. No other form of communication reaches people in as many parts of the world as television. Broadcasts are received by audiences in every country, in nearly every language. This fascinating history follows the evolution of television from early technology to its development as the world's most popular global medium. The book also takes a close up look at: the contributions of different inventors; the growth of broadcasting; the cultural implications of TV viewing; the basics of electronic signals and transmission.
Ages 9 to 12 years. With the invention of the camera, the last century and a half has become the most visually documented age in history. This fascinating book describes in simple terms how a camera works and identifies the inventors who helped develop this important technology. Follow the camera's evolution from the discovery in ancient China that an image could be created from light travelling through a pinhole, to modern day digital cameras, camera phones, and web cams. Topics include: the first cameras and the birth of photography; the marketing industry and big players; advances in film, lenses, flashes and colour photos; some of the world's most famous photographers.