- 2 and 5 are the only prime numbers that end with a 2 or a 5..
- A moth has no stomach.
- A lobsters blood is colorless but when exposed to oxygen it turns blue.
- Hilton was the first international hotel chain.
- Archimedes of Syracuse lived around the year 250 BC and played a large role in the history of geometry including a method for determining the volume of objects with irregular shapes..
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