CHONGQING, Nov. 4 (Xinhua) -- Instead of open roads, runners in southwestern China's Chongqing Municipality recently pounded the stairs in a "vertical marathon," ascending through 141 meters of ...

Wyoming, a state of big plains, grand mountains and wild nature, attracts the adventurers with its rugged beauty and ...

A giraffe's long legs aren't just for height, they save energy by reducing how hard the heart works to pump blood upward ...

Whether you’re at a ski area or out-of-bounds, you’ll need to be protected from the elements. From sunshine to bitter wind ...