In September 1878, Thomas Alva Edison brashly—and prematurely—proclaimed his breakthrough invention of a workable electric light. That announcement was foll
A sweeping history of the electric light revolution and the birth of modern America The late nineteenth century was a period of explosive technological creativi
The bestselling author of E=mc2 weaves tales of romance, divine inspiration, and fraud through an account of the invisible force that permeates our universe—e