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Normally, not something you want a shark scientist to say. But Eric Stroud is talking about his chemistry-lab quest for the ultimate shark repellent, which he appears to have found. The questions that remain: Does it work on the great white, the ocean’s most fearsome predator? And can a couple of rookie entrepreneurs get it to market?

Beta on four of the newest long trails

Inspired by iconic American long trails, a new generation of pioneers are creating paths for hikers and bikers the world over

Sometimes setting an unreasonable goal is the only way to jump-start your fitness

For the past two decades, the website LetsRun.com has straddled the lines between gossip, investigative reporting, and hardcore training advice, angering Nike, USA Track and Field, and traditional media in the process. Charles Bethea joined them at the 2016 Olympic Trials in Eugene, Oregon, to figure out how they’ve managed to become the most important, and controversial, outlet in competitive running.

Many travel insurance providers don’t cover the deadly sport of wingsuiting. But the case of one American man whose $161 plan covered the $175,000 cost of his air evacuation and treatment shows that it’s possible—under the right circumstances.

On Sunday morning, Karl Meltzer broke Scott Jurek's year-old Appalachian Trail speed record, completing the 2,190 mile trek in 45 days, 22 hours, and 38 minutes. Here, the winningest 100-mile racer in history tells us how he pulled it off.

Some argue that so-called trail angels, who hand out 
food and water (and beer!) 
to weary through-hikers, 
are cheapening what should be a life-altering experience

The British ultramarathoner is currently on pace to break the trans-American record, but followers of his run are already crying foul

The NBA great is as competitive on the trail as he was on the court

Jordan Lewis runs the ritziest pot store in the country: Aspen, Colorado's Silverpeak Apothecary, where sommelier-like "budtenders" sell gourmet ganja in a designer showroom. But soon after he arrived, he found himself under siege from locals worried about that skunky smell wafting over their mountain valley. It's enough to drive a man to toke.

Now that legalization is taking hold, there’s a huge array of cannabis products hitting the market. Here are our six favorites.

Riding from Durango to Moab on a mountain bike isn't easy: you cover around 215-miles, climbing 3,500 feet a day, some of it probably during a lightning storm or through thick mud, with temperatures ranging from forty to 115 degrees and plenty of route-finding involved.

Across the Web, the Silicon Valley executive has been recognized for his role in bringing Street View to Everest and his other accomplishments at Google. Here, two close friends recall the spontaneity and energy that made him so endearing.

After Lonely Planet's new owner hired a 25-year-old neophyte to helm the famed but flailing guidebooks brand, it was anyone’s guess as to which direction it would go. But new clues to the company's future may be found in this startling acquisition.

More pain quest than workout, misogi is the secret, punishing ritual that has revolutionized Atlanta Hawks supershooter Kyle Korver's game. You have time for this—if it doesn't kill you first.

Jack Kerouac spent the summer of 1956 manning a fire tower on Washington's Desolation Peak, in the northern Cascades. He didn't do much writing there, apparently, despite being alone with pencil and paper. But he stayed for 63 days. The views were good.

Last year, a media-shy billionaire bought the flailing Lonely Planet travel-guide empire, then shocked observers by hiring an unknown 24-year-old former wedding photographer to save it. Charles Bethea straps in for a bizarre ride as a kid mogul tries to remake a legendary brand for the digital age.

Adopting a dog can be difficult. But in the end, we wouldn't trade our oddball pets for anything.

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