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July 3, 2015 02:00 pm

The Science of 4th of July Fireworks

StartsWithABang writes: There are few things as closely associated with American independence as our willingness and eagerness to celebrate with fiery explosions. I refer, of course, to the unique spectacle of fireworks, first developed nearly a millennium ago halfway across the world. But these displays don't happen by themselves; there's an intricate art and science required to deliver the shows we all expect. So what's the science behind fireworks? Here's the physics (and a little chemistry) behind their height, size, shape, color and sound, just in time for July 4th!

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Original Link: http://rss.slashdot.org/~r/Slashdot/slashdot/~3/x_kLs296ipQ/the-science-of-4th-of-july-fireworks

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