Brass doorknobs automatically disinfect themselves in about 8 hours.
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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
Scientists in Germany have developed a candy that doesn't cause cavities.
11
In 1996, an Iraqi man named Sam Eisho moved to Australia and used the welfare system as income. Some years later, he became successful and wrote a cheque for more than $18,000 to the Australian Government (every cent they gave him).
11