What High-Speed Cameras Can Tell Us About the Smell of Rain 

What High-Speed Cameras Can Tell Us About the Smell of Rain 

That lovely, earthy smell after the rain has a name: petrichor. Exactly what causes petrichor, however, is unknown. Armed with high-speed cameras, MIT scientists have found that the interface where raindrop hits earth is a little more complicated than you might expect.

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via Gizmodo http://ift.tt/1AR05b1

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