20h 31min, jan 9, 1665 y - Robert Hooke used a microscope and look at the cells in a cork. He gave it the name of "cells" because that is what it had reminded him of. Robert Hooke and Isaac Newton didn't get along very well at that time. !
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Date:
20h 31min, jan 9, 1665 y
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~ 359 years ago
