- By age 60 most people would have lost half of their taste buds.
- John Cadbury founded the Cadbury chocolate company in England in 1842 producing the first chocolate bars.
- Sir Isaac Newton was 23 when he discovered the law of gravity.
- A bolt of lightning can reach temperatures hotter than the sun.
- Pearls melt in vinegar.
- DFW Airport in Texas is larger than the island of Manhattan.
- Gatophobia is the fear of cats.
- Frogs can't swallow with their eyes open.
- Tokyo was once known as Edo.
- Along with arithmetic, geometry was one of the two fields of pre-modern mathematics.
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