Joseph Swan In early 1879 , Sir Joseph Swan built a working light bulb . But his light bulb had problems . The carbon burning inside the bulb slowly turned the glass black . The wires in the bulb melted when they got too hot .
Describes the light sources that people used throughout history until Thomas Edison revolutionized the world with the electric light bulb.
Traces the history of artificial lighting and the invention of the light bulb.
Traces the history of artificial lighting and the invention of the light bulb.
Examines the electric bulb, an invention at first ridiculed, distrusted, and feared, which ultimately led to new uses of electricity and transformed society.
Provides an introduction to the history and development of the light bulb and explains how a light bulb works. Includes information on Thomas Edison and other inventors who were influential of the invention of the light bulb.
The light bulb, however we came to have it, certainly brought change to the world. The falling of the sun no longer meant that darkness must prevail. With the light bulb, activities could go on after dark.
Describes the light sources that people used throughout history until Thomas Edison revolutionized the world with the electric light bulb.