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The world's tiniest V12 engine.
Penguin slips on the ice resulting in an adorable sound.
Kid walking his dog stops to play in a puddle.
Shy guy blows audience away with opera voice.
Throwing boiling water in -30C in Yellowknife, NWT.
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In this TED-Ed animated video by John Lloyd, we're shown what exactly in the world is invisible. Gravity, daytime stars, thoughts, the human genome, time, atoms, so many things we don't realize we can't see.