- The Grand Canyon can hold around 900 trillion footballs.
- Fire usually moves faster uphill than downhill.
- A sharks top speed is 70kmh (44mph).
- 80% of the world's food crops are pollinated by insects.
- Opposite faces of dice always add up to 7.
- That you burn more calories eating celery than it contains (the more you eat the thinner you become).
- A group of whales is called a pod.
- Coca-Cola originally contained cocaine.
- The number Pi (the ratio of the circumference to the diameter of a circle) can't be expressed as a fraction, making it an irrational number. It never repeats and never ends when written as a decimal.
- The world's smallest mammal is the bumblebee bat of Thailand.
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