Everyone needs some “go to” demos. Personally, I like this one. It’s not too difficult to build and it’s easy to use. Take a large block of wood (it needs to have a good mass). I used a left over ...

Forbes contributors publish independent expert analyses and insights. I write about physics, science, academia, and pop culture. We're about halfway through the academic term at Union College, where I ...

Materials Needed: a piece of flannel which is clean and dry or paper towel, stream of water, flexible plastic ruler and a party balloon. In order for the stream of water to flow out, you need to open ...

Numerical calculations are grand. Of course, they are just another form of normal calculations - like I have said before. So, I have mostly used [VPython](http ...

Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. There's a problem with the field of high-energy physics, and it's the ...

Materials Needed: A can of root beer, a can of diet root beer, a large container of water and a deep sink or a bathtub. This experiment number four on our list of simple physics experiments with ...