One of the most interesting mysteries of Death Valley National Park is the sliding rocks at Racetrack Playa (a playa is a dry lake bed). These rocks can be found on the floor of the playa with long trails behind them. Somehow these rocks slide across the playa on their own, cutting a furrow into the sediment as they move. Nobody knows how they move!
Yesterday, it was announced that Catherine, Duchess of Cambridge, is pregnant with her first child with Prince William, Duke of Cambridge. Celebrate the occasion with this quiz on royal pregnancies and the crowned offspring they produce.
DID YOU KNOW? Marlon Brando hated memorizing lines so much that he posted cue cards everywhere to help him get through scenes.
He even asked for lines to be written on an actress's posterior. (That request was denied.)