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A LITTLE SOMETHING WORTH KNOWING

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HistoryOne small ahaInvention or discovery

He received the landmark US telephone patent in 1876.

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HistoryOne small aha
Your new ahaAlexander Graham Bell

Several inventors made important contributions Source: Alexander Graham Bell ↗

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A few more worth knowing.

  1. 09This Scottish engineer's separate condenser greatly improved steam-engine efficiency.RECALL
    James Watt

    Made engines much more efficient

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  2. 10This unbuilt nineteenth-century machine design by Charles Babbage included programmable operations and memory.RECALL
    Charles Babbage's Analytical Engine

    Ada Lovelace described an algorithm for it

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  3. 11This German engineer developed the compression-ignition engine that bears his surname.RECALL
    Rudolf Diesel

    Developed in the 1890s

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