before the invention of the microscope did people have the concept in their brains that things could…

headspace-hotel:

heightsofmadness:

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bayleafpsa:

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largishcat:

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before the invention of the microscope did people have the concept in their brains that things could be microscopic? Not just “invisible” but specifically “too small to be perceived with the eye?”

I think yes. we know that in the 5th century bce Democritus proposed the idea that all matter was made up of small particles called “atoms” that could not be divided into smaller particles, and he did...