PBS
Pbs: Technology and Discoveries
Biographical survey of people who had an impact on 20th century technology and science, including Wallace Carothers, Rachel Carson, Lee de Forest, Henry Ford, Jay Forrester, Grace Murray Hopper, Guglielmo Marconi, William Shockley,...
PBS
Pbs: American Experience: Technology Timeline 1750 1990
Did you ever wonder who invented something, and when it was invented? Go to this interactive timeline that highlights inventors/inventions from 1750-1990. Click on the topic to read a brief paragraph about that invention.