The symbol on the 'pound' key (#) is called an octothorpe.
82
Seaweed can grow up to 12 inches per day!
59
A pipe 2 feet in diameter will allow four times more fluid to pass through it than a pipe 1 foot in diameter.
20
The full moon causes a tidal wave to roll up the Amazon river once in day and once in night for a period of only three weeks in a year. This results in continuous 4m high wave that can be surfed for up to 13km.
14
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
A fire in Australia has been burning for more than 5,000 years!
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