It is that time of year when my poor dog cowers under the bed as the rocket's red glare of fireworks is seen and heard across the country. Perhaps I am stealing from my fellow writer and chemist, Dr.

This weekend the sky will be filled up with all kinds of colors as people celebrate the 4th of July. Have you ever wondered about the chemistry involved behind creating the wide variety of fireworks?

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (NEXSTAR) — With July 4, and summer in ...