Hilarious Photos of Siblings Who Recreated Their Childhood Photos

The More You Know

• You can hear a blue whale's heartbeat from more than 2 miles away.
• An 11-year-old is responsible for naming Pluto.
• After Hitler ordered the deportation of Denmark's Jewish population, Danish citizens organized a massive evacuation of the Jews to neutral Sweden, despite the risks. In the end, 99% of Danish Jews survived the Holocaust.
• Crayola is literally "oily chalk."