Scientists have created amazing hydrophobic metal

Only one gif was posted and no explanation - http://joyreactor.com/post/1769074
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Scientists at the University of Rochester have created a metal that is so extremely hydrophobic that the water bounces on it.
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Instead of using chemical coatings they used lasers to etch a nanostructure on the metal itself.
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The water bounces on the metal, lands on the surface again and gets bounced off
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Source and videos: http://www.rochester.edu/newscenter/superhydrophobic-metals-85592/