Most sled dogs are huskies and pointers, but Muppy didn’t get the memo. With sheer determination and a whole lot of heart, this little dog is rewriting the rules of racing.

Two product testers square off on whether the politics surrounding outdoor equipment and apparel should guide consumers

An attempt that was fraught with complications, high jinks, and bad decisions

The best way to haul your stuff in the city

We went way out there to put these through the paces

The lack of doping positives by female athletes might just be a reflection of a flawed testing protocol

Plenty of North American brands make high-performance outdoor gear. But the leaders of these seven companies are taking it further—with quality craftsmanship, thoughtful designs, and artistic flair—to create products that are also works of functional art.

A recent scientific paper predicts how extreme heat caused by climate change could limit the possible host cities for future Summer Olympics

Taj Burrow’s final short vignette of surfers riding waves in Fji.

Our ethics columnist weighs in on the dilemma about when a predator has the right to act like a predator—and when it crosses the line