- The 'black box' that houses an airplanes voice recorder is actually orange so it can be more easily detected amid the debris of a plane crash.
- 99% of our solar system's mass is the sun.
- In the Middle Ages, chicken soup was considered an aphrodisiac.
- Women were not allowed to vote in France until 1944.
- Less than 3% of the water on Earth is fresh.
- A dolphins top speed is 60kmh (37mph).
- Dragonflies have 6 legs but can't walk.
- Hawaii officially became apart of the US in 1900.
- Tug-of-war was an Olympic sport in the early 1900s.
- An average person will spend 25 years asleep.
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