Oobleck is a non-Newtonian fluid, which is a fancy term for a liquid whose viscosity varies with pressure. Is it a rock? Is it a liquid or solid? It’s both! Making your own oobleck is a simple, ...

If I were asked to define what a fluid is, I would most likely use the definition I learned in grade school: a state of matter that flows and takes the form of the container it is in. Similarly, a ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Want to have fun with physics and even "walk on water"? Try making a mixture of cornstarch and ...