Bizarre Early 20th Century Circus Photos Have People Questioning What Went On Behind the Scenes

The More You Know

• Mount Everest is bigger now than the last time it was measured.
• The idea that a man should spend two months salary on an engagement ring was popularized by De Beers' ad agency.
• Little brown bats sleep more than any other mammal on earth.
• A single lightning bolt has enough energy to toast 100,000 slices of bread.