- The numerical digits we use today such as 1, 2 and 3 are based on the Hindu-Arabic numeral system developed over 1000 years ago..
- You might have heard the word 'infinity' before or seen its symbol that looks like the number 8 placed on its side. Infinity means a limitless quantity or something that goes on forever. While it's not really a number like 1, 2 or 3, infinity is often used in math as part of equations and formulas..
- Lightning strikes the Earth 6,000 times every minute.
- Aichmophobia is the fear of needles and pointed objects.
- 56% of typing is completed by your left hand.
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