The Fourth of July holiday is this week and that means bright colors and big booms are coming to the night sky. Fireworks are ...

Fireworks may dazzle, but they also pollute the air, disrupt wildlife and pose health risks. Some North Carolina cities are ...

If you’ve ever wondered how fireworks get their color, it all comes down to science, specifically metal salts. When fireworks ...

Oxidizers These are the oxygen-rich compounds needed to produce fireworks explosions. Chemical compounds typically used as oxidizers in fireworks are nitrates, chlorates and perchlorates. Potassium is ...

Fireworks get their colors from metal salts — compounds made up of metal and non-metal elements. Here’s a quick breakdown of what’s behind those vibrant bursts: Strontium – Produces rich reds ...

The different metals or chemical compounds that produce the different firework colours. (Base firework image by Artur Strecker/Pixabay, infographic by Scott Sutherland) ...

Strontium carbonate (red), calcium chloride (orange), sodium nitrate (yellow), barium chloride (green) and copper chloride ...

Victoria Day is fast approaching and numerous celebrations across Canada will include fireworks lighting up the night sky. Here's the science behind these delightful pyrotechnic displays ...