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.
Our species is changing.
Don't swallow the water.
Finding the Universe's missing 85%.
The moment we took a stand.
Finding the source of human intelligence.
It's one atom thick.