Who are the two independent co-inventors credited with the integrated circuit (microchip) in the late 1950s?
Which kitchen appliance uses a thermodynamic cycle to cool its contents and preserve food?
While many contributed, who is often credited with demonstrating the first all-electronic television system in 1927?
Which optical device, known since antiquity, forms the basis for photography and uses a small hole to project an inverted image?
What everyday fastening device was originally patented by Whitcomb L. Judson in 1893 and later improved by Gideon Sundback?
Which American engineer accidentally discovered the heating effect of microwaves, leading to the invention of the microwave oven?
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