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The reason we like fireworks so much: they scare us.
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After seeing these light-up shows over and over again, our brains anticipate the bang that comes after the flashes of light. That's unlike a thunderstorm in which we know thunder follows lightning, but when or how loud the next boom will be is out of our control.
This also explains why these celebratory pyrotechnics often terrify dogs. While we know a sound is coming after the firework takes flight, dogs are caught off guard by the sudden, loud noise.
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Fireworks might be especially mesmerizing to us because of their novelty.
As we watch these magnificent pyrotechnic stars explode, we’re exposed to injections of color we don’t normally see.
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