- The woodpecker can hammer wood up to 16 times per second.
- Dolphins can hear underwater sounds from 24km (15miles) away.
- Jellyfish don't have brains.
- Ralph Lauren's original name was Ralph Lifshitz.
- The first aluminum drink can was introduced in 1964.
- Water can boil and freeze at the same time.
- The human eye can detect more shades of green that any other colour.
- The surface area of a brick is 79 cm squared.
- Our eyes are always the same size from birth, but our nose and ears never stop growing.
- Fibonacci numbers are named after Italian mathematician Leonardo of Pisa (better known as Fibonacci) who introduced them to Western Europe after they had earlier been described by Indian mathematicians. They are related to the golden ratio and proceed in the following order: 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, .... Can you see the pattern?.
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