Before making Finding Nemo, the animation gurus at Pixar Studios had to take a graduate class in fish biology and oceanography.
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The US national public health institute, Centers for Disease Control and Prevention, has an actual plan in case of zombie invasion.
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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.
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It 'snows' metal on Venus.
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