Ashley Paulson, a former pro triathlete turned ultrarunner, has built a remarkable career in the sport over recent years, ...

DEATH VALLEY NATIONAL PARK, Calif. -- When the running gets hard in this desert dubbed "hell on Earth," Danny Westergaard tells himself: "Slow and steady" or "smooth as butter." For 18 years, ...

The world's toughest foot race - that's how the Badwater 135 Ultramarathon bills itself. Competitors have to run 135 miles and cover three mountain ranges, ascending more than 14,000 feet in just 48 ...

DEATH VALLEY NATIONAL PARK, Calif. (AP) — For 37 years — in a searing California desert — runners from across the globe have embarked on a 135-mile race through one of the hottest places on Earth — ...

Endurance racing has produced plenty of documentaries — but not so many dramas. Other than a few scant offerings, like Mark Wahlberg’s lackluster Arthur the King, there’s not much out there. (The real ...