This July 4 marked the 245th anniversary of American independence. And in those 245 years, American engineers have changed the world.
Lee de Forest invented the Audion vacuum tube, leading to radio broadcasting and talking motion pictures.
Lillian Moller Gilbreth, “The First Lady of Engineering,” was a psychologist and industrial engineer who mastered the study of time and motion, increasing efficiency and productivity in industry.
Granville T. Woods focused his work on trains and streetcars. He was the first Black American to become a mechanical and electrical engineer after the Civil War.
Check out more famous American engineers.
– Nellie Betzen, The Engineering 100