The city of Frankfurt, Germany prohibited people living in plague-infected houses from public areas
In 1666, the city of Frankfurt, Germany issued a decree prohibiting people living in plague-infected houses from visiting…
Potatoes from Peru were planted in Germany
In 1621, potatoes from Peru were planted in Germany, another example of foreign microbes finding new homes. Botanist…
Spectacles were invented
In 1285, spectacles were invented in Italy using convex lenses for the farsighted. The “Glasses Apostle” painting in…