Great American inventions
Harnessing electricity and light
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Revolutionizing how we travel
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The communication revolution
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Navigating the digital frontier
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YOUR GOAL
Master of Great American inventions
sloane ARPANET's Distributed Network
Decentralized dream, No central control! A resilient stream, Making us whole!
Telephone greetings: Alexander Graham Bell wanted people to answer the phone by saying 'Ahoy!' instead of 'Hello,' which was popularized by Thomas Edison.
An apparatus or system for transmitting messages over long distances along a wire using electrical signals. Samuel Morse sent the first official message from Washington to Baltimore in 1844.
Which three scientists shared the 1956 Nobel Prize in Physics for inventing the transistor?
Between which two cities was the first commercial telegraph line established by Samuel Morse?
Which research institution developed the transistor in 1947, laying the foundation for modern electronics?
In what year did Alexander Graham Bell receive the patent for his revolutionary telephone invention?
What were the famous first words spoken by Alexander Graham Bell into his telephone prototype?