- At the deepest point in the ocean, the water pressure is equivalent to having about 50 jumbo jets piled on top of you.
- Scorpions glow under ultra violet light.
- The longest one syllable word in the English language is 'screeched'.
- From space the brightest man made place is Las Vegas.
- Petrol has no specific freezing point (it can freezes at any temperature between -82 and -115C (-180 and -240F).
- Oysters can change from one gender to another and back again.
- Greek philosopher and mathematician Pythagoras lived around the year 500 BC and is known for his Pythagorean theorem relating to the three sides of a right angle triangle: a^2 + b^2 = c^2.
- Mathematical developments increased rapidly around the time of the Italian Renaissance in the 16th century and continued through the scientific revolution of the 17th and 18th centuries, becoming increasingly abstract in the 19th and 20th centuries.
- Air's alchemy symbol is a triangle with a horizontal bar.
- Human eyes have over two million working parts.
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