How Thomas Edison Tricked the Press Into Believing He’d Invented the Light Bulb
A year before he developed a working bulb, the “Wizard of Menlo Park” created the illusion that his prototype burned for more than a few minutes at a time
In the autumn of 1878, Thomas Alva Edison had a problem. He hadn’t invented the light bulb—yet. Or, to put it more precisely, he had invented a light bulb, but he couldn’t keep it lit for more than a few minutes at a time. He still hadn’t figured out how to regulate the temperature of the light bulb’s internal filament, meaning the incandescent bulb would immediately overheat, and the filament would promptly melt down.
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