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
The hole in the soda can tab is actually used to hold a straw in place and stop it from rising.
27
Super Nintendo and Sega Genesis had an online multiplayer mode.
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Water, electricity, and gas has been free in Turkmenistan since 1991.
11
An Australian study found that homework is of little to no academic value to students in elementary and junior high schools.
32
Scientists in Germany have developed a candy that doesn't cause cavities.
11
There's a swing on the edge of a cliff in Ecuador. It has no safety measures and is called the 'Swing at the End of the World'.
22
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3