We’ve been thinking about Coriolis deflection a lot recently (see links at the end of this post). But this weekend, at Phaenomenta Flensburg, I came across a so-called “Coriolis fountain”. A fountain that you can put into spin and that then changes shape like so:

Uta, remember we talked about this a couple of years ago? Nice puzzle for anyone interested in fluid dynamics…

Watch the movie and be amazed :-)