Professional accountant Ralph Nelson Elliott fired the opening shot in a decades-long debate when he released The Wave Principle in 1938. Elliott's theory of pattern recognition argues that ...

A sound wave is a vibration that travels through a solid, liquid or gas such as the air or water. A loud sound has a large amplitude, a high pitched sound has a high frequency. Musicians and ...

Comprising 756,000 acres and 40 peaks rising more than 10,000 feet, the Sawtooth National Recreation Area is as breathtaking as it gets when it comes to nature in the Northwest. More than 700 ...

Short Wave New discoveries, everyday mysteries, and the science behind the headlines — in just under 15 minutes. It's science for everyone, using a lot of creativity and a little humor.