Alt text:
The creepy fingers that grow from a vibrating cornstarch-water mix can be modeled as a chain of inverted vertical pendulums (DOI:10.1039/c4sm00265b) and are believed to be the fingers of Maxwell's Demon trying to push through into our universe.
Inverted pendulum becomes stable when vibrated?
https://youtu.be/5oGYCxkgnHQ
That was surprisingly loud, I almost fell off the toilet