I originally wrote this post about the history and science of fireworks last year, but I’m reposting with a few updates. Happy Fourth of July!

I watched fireworks at my sister’s home in Kirkwood, MO. As I watched this impressive display, I wondered about the history of fireworks and how the colors and shapes are created. Check out the links below to find out more.

Click here to learn more about fireworks from Steve Spangler.

Click here to watch the following video in full screen. Click here for the Safeshare link.

Go here to watch full screen.