After four months at sea, wunderkind inventor Boyan Slat's $360 million system is being towed back to port without having collected any plastic debris
There are a lot of tough endurance races, but the hardest one of all might take place on a single block in Queens, New York
We know that cognitive function is impaired at high altitude, but it’s not entirely clear why
Keep it simple. Consistency is key. Get out of your own way.
Real-world data shows elite ultrarunners average 180 steps per minute—and that means nothing
There's one realistic thing we can do to survive the new era of giant blazes: build smarter communities that can take the heat
New research finds weightlifters have stronger tongues and runners have better tongue endurance—and that matters
There's a fine line between dialing back exercise during the holidays and losing your fitness altogether
Plotting top-100 marathon times for the past decade shows that Eliud Kipchoge’s world record is a huge outlier. The question is why.
Advocates of drilling in the Arctic National Wildlife Refuge are trying to make an end run around the law and the American people. If they succeed, your backyard conservation area could be next.