New data identifies two key risk factors for high-altitude pulmonary edema, a leading cause of death on the mountain.

Thousands of blood cancer survivors have received life-saving treatment thanks to a small army of inspired cyclists, hikers, ...

Is your trip stuck in the group chat? With G Adventures, you can travel for yourself without going by yourself.

Meteorologists on America’s windiest mountain recently experienced historically violent gusts—and captured video of the chaos ...

I walked into my first silent meditation retreat thinking I’d entered the zombie apocalypse—blank stares, slow steps, and an ...

Alpine locales have their own microclimates, which makes forecasting a tricky business—and a local fixation. Who dares try ...

The Great Saunter route took me around the entire perimeter of Manhattan. All that walking helped me rethink my marathon ...

In 2014, the International Olympic Committee unveiled something it called “relative energy deficiency in sport,” or REDs. The ...

Discover America's most scenic roads with the top national park drives. Our guide features eight stunning scenic routes with ...

Here are 9 hush-hush destinations for your next quiet adventure.

A nonprofit is tallying up how many NPS employees have been let go from each park. A key asset has been social media posts ...

The author analyzes the official trailer for ‘The Surfer,’ which blends paranoia, violence, and wave riding in a frothy mix ...