History's Surprising Secrets
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Ancient Roman concrete is still stronger than modern concrete after two thousand years!
They used volcanic ash that creates crystals when mixed with seawater. This discovery is
revolutionizing how we build sustainable infrastructure today. Medieval monks shaved a bald spot
on their heads called a tonsure to show devotion. But it actually helped them stay
cooler while copying manuscripts for hours in hot scriptoriums. The Victorians photographed dead people because
photos were expensive and the only image families could afford. This practice shaped
our modern obsession with capturing perfect moments before they disappear.
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