This video shows the basic concepts that are used to create professional firework shells.

YORK, Pa. — The Independence Day holiday is upon us, and for many in Central Pennsylvania, the best way to celebrate America's birthday is with their own homemade fireworks display. But in order to ...

In the middle of Lake Union sits a grayish barge, framed by Seattle’s skyline and cloudy skies. The vessel’s surface appears unassuming, but on the inside lies almost 11,000 pounds of fireworks.