- 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..
- Archimedes of Syracuse lived around the year 250 BC and among other things, developed a method for determining the volume of objects with irregular shapes..
- Scissors were most likely invented ancient Egypt.
- A hippopotamus can run faster than a man.
- 72% of people eavesdrop.
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