Hypersonic sound and other inventions
1,423,355 views |
Woody Norris |
TED2004
• February 2004
Woody Norris shows off two of his inventions that use sound in new ways, including the Long Range Acoustic Device, or LRAD. He talks about his untraditional approach to inventing and education, because, as he puts it: "Almost nothing has been invented yet." So -- what's next?