No stranger to risk calculus, the ski mountaineer knows her senate bid is a long shot. But with the planet at stake, she's ...

Critics say the first sub-2:10 marathon was impossible—and fueled by doping. Our columnist examines the science as he tries ...

After testing 51 pairs, our picky lead sunglass tester finally found shades that don’t suck for trail running: the Julbo ...

Earlier this year, Rodden, now 44, published a memoir, titled A Light Through the Cracks: A Climber’s Story. The book is a ...

A pair of Washington climbers, inspired by the warming climate and an enormous challenge, reached a peak normally accessed by ...

In an excerpt from his new book, ‘Into the Thaw,’ Jon Waterman vividly depicts one of his most painful expedition moments ...

Five questions with Hot Water Music frontman Chuck Ragan about blending his passions for fly-fishing and rock music ...

From an e-toothbrush that self-disinfects and an airline where your bike flies free, to smart socks and a genius trick for ...

Hiking season is far from over, but savvy shoppers can already find big savings right now during REI’s hiking boots sale. As ...

Kevin Kelly's new book is full of wisdom that applies equally to life as it does to adventure, whether that's a day hike or a ...

Race officials confirm the death of a Mexican athlete and a British national, while participants raise concerns around ...

From Boston to San Francisco, urban hikers have stitched parks and paths together into beautiful, rigorous, and creative ...