Among the 20 ski resorts across Pennsylvania vertical slopes range from just a hundred feet to 1,082 feet. That top extreme is just shy of the tallest building in Pennsylvania – the 60-floor, ...

There is an obscure, but cool-sounding, type of race called a “vertical kilometer,” where the idea is to race uphill as fast as possible until you gain 1,000 meters of elevation. The current men’s ...

This is a preview. Log in through your library . Abstract Maximum stable heights of steep, friable loess slopes of western Iowa and western Tennessee were found to relate to the soil density and shear ...

For a pair of Colorado Springs teenagers, a math assignment turned into a massive day on the ski slopes. Kayla Anderson, a junior at Pine Creek High School, recently presented to her pre-calculus ...