Only two people signed the Declaration of Independence on July 4th, John Hancock and Charles Thomson.
Most of the rest signed on August 2, but the last signature wasn't added until 5 years later.
The term "the whole 9 yards" came from WWII fighter pilots in the Pacific.
When arming their airplanes on the ground, the .50 caliber machine gun ammo belts measured exactly 27 feet, before being loaded into the fuselage. If the pilots fired all their ammo at a target, it got "the whole 9 yards."
The longest recorded flight of a chicken is thirteen seconds.
While the Wright Brothers are famous as a pair, they actually only flew together once. They promised their father they’d always fly separately.
In WWII British soldiers had to make do with only three squares of toilet paper per day.
Parts of the Great Wall of China were made with sticky rice.
Ninety percent of the world’s population lives above the equator.
Finland has more saunas than cars.