Slow-Mo Video Uncovers Why It Smells Good After It Rains

January 20, 2015 6:16 PM

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Slow-Mo Video Uncovers Why It Smells Good After It Rains

Well, researchers at the Massachusetts Institute of Technology believe they've discovered the source of the wonderful smell. The refreshing fragrance apparently comes from tiny bubbles of scented air that fizz up like champagne when a raindrop hits a porous surface.

MIT scientists captured this mechanism for the first time in mesmerizing slow motion video. They used high-speed cameras in 600 experiments on 28 different surface types, MIT News reported.

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