Add Yahoo as a preferred source to see more of our stories on Google. Canada Day is coming up and numerous fireworks shows will no doubt be occurring across the country. Here’s the amazing science ...

The Fourth of July is synonymous with fireworks displays, but before all the bright colors and thunderous booms, scientists are hard at work behind the scenes making each firework display its best.

But how do fireworks shows come together, and what all goes into setting up? Melissa Tackitt with Pyro Shows, a company that specializes in fireworks and special effects displays, says it’s more than ...