There are plenty of hydrophobic coatings out there, but scientists have now etched tiny nanostructures onto the surface of metal to make it water-repellant for the first time.
We could watch these little water droplets bounce all day. Totally mesmerising.
Video produced in partnership with Futurism.
Nature has the best tricks.
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Humanity just took a big step forward.
We are all made of stars.
Bright lights, tunnels and peace.
The fountain of youth was in our heads all along.