Fourth of July fireworks now have new effects, new technology, and new colors. These advances have revolutionized fireworks in the recent years.
The ‘Transient Rainbow’ firework technique uses 1,000 shells in 15 seconds.
The Chinese artist, whose pyrotechnics will feature heavily at the Beijing Olympic ceremonies, is the focus of a major exhibition at New York's Guggenheim Museum. His favorite medium: gunpowder.