- VHS stands for Video Home System.
- Camel's milk doesn't curdle.
- Platypuses are venomous.
- A rat can tread water for 3 days.
- A woodpecker can peck 20 times a second.
- The Hindu-Arabic numeral system began developing as early as the 1st century with a full system being established around the 9th century, forming the basis of the numerical digits 0, 1, 2, 3, 4, 5, 6, 7, 8 and 9 that we use today.
- Wooly mammoths grew as tall as 14 feet, weighing 10 tons. Mammoths used tusks for protection and to attract mates.
- 32% of all land in the U.S. is owned by the government.
- When lightning strikes it can reach up to 30,000 degrees celsius (54,000 degrees fahrenheit).
- You blink over 4 million times a year.
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