Chemistry
Secrets Behind the Bronze: How Medieval Doors Are Solving a 900-Year-Old Mystery
Picture it: a mysterious medieval craftsman named Barisanus, three towering bronze cathedral doors in southern Italy, and a scientific mystery hidden in the metal itself. No dragons—just centuries-old secrets revealed by high-resolution photography, chemistry, and a little-known sidekick called… metal shrinkage. Yup. Shrinkage. So how exactly did a bunch of medieval doors turn into the […]
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