Chinese Researchers Make Falling Liquid Droplets Swirl And Twirl Like Ballerinas

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Falling liquid droplets usually splash or flatten out upon hitting a surface (Credit : Skeezy/Pixabay/CCO)

When a falling liquid droplet hits a surface, like a raindrop hitting pavement, it either flattens and spreads out evenly, or produces a sharp-edged splash. Now, a team of Chinese researchers has created a surface which allows the descending liquid to rebound and swirl around like a graceful dancer.

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