But the invention of colored fireworks is relatively recent and not all colors are easy to produce. Firecrackers were first invented serendipitously by the Chinese in 200 B.C. But it wasn’t ...

Inside, colorful "stars" filled with elements that burn into bright-hot colors explode ... Insider that fireworks are not actually rocketed into the sky. "We don't use rockets," he said.

Fireworks – which illuminate the sky each year in celebration of the Fourth of July around the U.S. – also are tied to thousands of injuries and some deaths each year. Along with at least ...