Video by BBC
On April Fool's Day 2008, the BBC aired a piece of a mind-blowing natural history film -- it showed penguins that could fly! This video is a behind-the-scenes look at the various computer animation techniques required to achieve realistic footage of this unrealistic event.
Watch the full April Fool's video here
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For every gallon of sea water, you get more than a quarter pound of salt.
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
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