Have you wondered why cats are so nimble and seem to fit perfectly in cups, boxes, and other small places? Or how cats communicate with humans? A physicist and a psychologist explain.
Ig Nobels reward research that first makes you laugh and then makes you think. Investigating the internet meme of fluid felines fits the bill – and adds to the physics field of rheology.
David Hu, Georgia Institute of Technology and Patricia Yang, Georgia Institute of Technology
New parenthood got our fluid dynamics experts thinking about what ends up in the diaper. They headed to the zoo and the lab to come up with a cohesive physics story for how defecation works.