Created by Michael Faraday.
Built by Peter Cooper, was made to convince Baltimore and Ohio railroad to use steam engines.
Created by George B. Simpson.
Thomas Eddison created the first successful light bulb.
The Vulcan Street plant generated enough energy to operate three buildings and was built in Wisconsin.
The first automobile was constructed and successfully tested in Springfield, Massachusetts.
Created by Willis Carrier in order to keep the muggy air in a printing plant from wrinkling the magazine papers.
Originally known as Boulder Dam, constructed between 1931-1963 during The Great Depression.
Created by Alessandro Volta, laid the foundation of electrochemistry.
Invented by Martin Cooper while he was working for Motorola. The first cell phone went for $3500 and it did not sell very well due to the price.