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

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 ...

"Disturbing roosting migratory birds at night can result in mass deaths," says Bateman. "Disturbing breeding birds can result ...

Colors, sparks, booms and whistles all require different pyrotechnic recipes. chensiyuan/WikimediaCommons, CC BY-SA Paul E.

There are hundreds of chemical formulas — or pyrotechnic recipes — for fireworks. These are still based off an ancient ...

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

In the weeks leading up to the holiday, Gary Souza and around 60 fellow pyrotechnicans are focused entirely on finalizing the ...

Fireworks may be the highlight of Independence Day, but the atmosphere quietly controls the show. From dew-drenched fuses to smoky skies trapped by temperature inversions, weather can make or ...

As the Fourth of July approaches, firefighters are reminding the community how to safely store and use fireworks.

There’s no magic number for how long, but the L.A. County Fire Department says they should be soaked for at least 15 to 20 ...