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A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

HistoryOne small ahaInvention or discovery

Microscope · the scale of objects it makes easier to observe

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HistoryOne small aha
Your new ahaObjects too small to see clearly with the unaided eye.

Magnification enlarges an image, while resolution determines which details can be distinguished. Source: Microscope ↗

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  1. 08He received the landmark US telephone patent in 1876.RECALL
    Alexander Graham Bell

    Several inventors made important contributions

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  2. 09This Scottish engineer's separate condenser greatly improved steam-engine efficiency.RECALL
    James Watt

    Made engines much more efficient

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  3. 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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