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 ...

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 ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Want to defy physics? This experiment makes a straight laser beam ...

The simplest questions are often the best. Robert P Crease tries to answer one from a physics student in Kenya Seeking perfection Tennis balls are a low-cost way to explore simple physics concepts, ...

Through CU Boulder’s Physics through Evidence, Empowerment through Reasoning (PEER) Physics project, Professor Valerie Otero and her team are working with teachers to provide resources to support ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

Do not try this at home without a supervision of an adult. Materials Needed: Aluminum can, some tap water, stovetop burner, one oven mitt and a bowl of cold water. The first step is to make sure you ...