The "water droplet" nail-art trend, as seen on Doja Cat and Kylie Jenner, makes it look like you were caught in a rainstorm and tiny water droplets got frozen in time on your nails. The result is ...

File this under: stuff you didn’t know would be really cool but actually is. This is a picture of a water droplet being sliced in half by a superhydrophobic knife. Watch a video of that ...