Back in medieval times, most of the northern parts of Europe, and big swaths of the British Isles, were covered with dense forest. So close encounters with wolves were quite common. Packs of wolves could—and did—attack grazing livestock, and sometimes… Read More
The U.S. Mint added notches to the sides of dimes and quarters, because people were shaving the edges to collect the silver. Copper and nickel are not valuable, so the sides of pennies and nickels are smooth.