Presents the history and development of photography and examines how the camera works and its influence in the way events are recorded from the earliest examples during the Civil War by Matthew Brady to images relayed back to Earth from space.
Briefly describes what electricity is, how various people developed a better understanding of this form of energy, and how electricity is generated. Includes a related activity.
Describes the history and development of the steam engine, and discusses early steam-driven machines, work by James Watt and other inventors, the first railway to use steam locomotives, and much more.
Presents an overview of the history of the telephone, from early communication of the nineteenth century, through Alexander Graham Bell's invention, and modern camera phone technology.
Presents a comprehensive history of electricity, and describes early scientific work and discoveries, lightning rods and the incandescent lightbulb, and much more.
Presents an overview of the history of the car, discussing the role Henry Ford played in its development, the popularity and impact of the car on industry and business, and related topics such as auto safety and hybrids.
Presents a short history of flight, and examines the men and women who invented airplanes and flew them, the growth and development of the aircraft industry, and its use in war and exploration.
Presents a short study of the history of the telescope, and examines ancient discoveries, Galileo's refracting telescope, and the evolution of the telescope over the centuries.
Chronicles the development of the telegraph and telephone, introduces Samuel Morse, Alexander Graham Bell, and other individuals behind their invention, and looks at how the devices have influenced the course of history.
