When Bell and Thomas A. Watson exhibited their telephone at the Centennial Exposition in Philadelphia in 1876, Henry saw to it that the invention received the Certificate of Merit. Even at the ...

In 1876 Alexander Graham Bell did so and patented the first telephone. An animation is used to show how electromagnets are used in this invention. The social reasons behind the slow adoption of ...

Alexander Graham Bell revolutionized communication with the invention of the telephone in 1876. For the first time, people could connect instantly over long distances, a dramatic improvement from ...

British merchant Peter Durand made a huge stride in food preservation with his 1810 invention of the can. Canned rations provided to soldiers and explorers saved legions from sure starvation.

“I, myself, am not so very old yet, but I can remember the days when there were no telephones,” said the inventor of the telephone to thunderous applause. As America’s entry into World War I ...

The invention of the telephone and how it changed society. videoThe invention of the telephone and how it changed society A description of the major scientific invention of the telephone by ...