The billionaire philanthropist has thrown his wealth at some of the world’s most intractable problems, drawing both praise and criticism along the way. His approach to tackling the climate crisis is no different.
Inundated by text messages, one millennial decided to exclusively converse through this more classic form of communication
Tallying which articles are most frequently cited in later studies reveals the biggest trends in sports science—and some oversights
From a look at modern ghost towns to a documentary musical, these shows have something for everyone
As Jeff Bezos steps away from Amazon to focus his attention on initiatives like his year-old Earth Fund, it’s instructive to look at the impact of billionaire environmental philanthropy and how it could be more effective
Unlike heat training, repeated exposure to cold doesn't necessarily help you handle winter weather better
Why Apple’s CEO wants to make health and wellness the company’s greatest legacy
Alternatives to animal products aren't necessarily better for you
A new study plots the progression of thousands of people following an ultra-minimalist training plan. The results are impressive—at least initially.
A revolutionary robotic device is opening up all kinds of new possibilities in the mountains
Winning races when you’re young may seem like a good predictor of future success, but it’s not perfect
If even pacing is so great, why do the best runners in the world always seem to have another gear at the end?
Two new studies find performance benefits from high levels of the sunshine vitamin, but they're not the final word
A poem to remind you to stay safe out there
A new study tries—and fails—to predict athletic greatness with a DNA test. Thank goodness.
Correctly timing all the elements of your taper can give you an extra edge on race day
The end of the Trump administration can't come soon enough for our climate and public lands. Thankfully, there are a series of actions our new president can immediately take to begin undoing the damage.
Pronation is out of favor, comfort is too vague, but maybe measuring your "habitual motion path" will guide you to a shoe that minimizes your injury risk
Top trail runners mix running and walking on steep terrain, but even scientists aren't sure how we choose which is better
We asked a range of experts how they see things shaking out during a very challenging time
A leading company redefines what it's actually measuring, and explains why that's what we really wanted all along
A new study explores the links between exercise and pain perception, and how easily they can be manipulated
More often than not, our biggest adventures are nothing like we expect them to be—in the best of ways
After half a century of confusion, researchers have a new perspective on the transition from "aerobic" to "anaerobic" exercise
When you stop breathing, oxygen flowing to your brain actually increases—at least for a while
When it comes to big purchases like skis and bikes, many of us are punching above or below our weight. Psychology helps explain why.
A basic principle of training says you get better at the things you do most. So why does cross-training work?
Wilderness pros are trained to deal with physical injuries, but what about the psychological trauma that can result while on an expedition, from fear and stress, or from watching someone die in a fall, an avalanche, or whitewater? Australian psychologist and mountaineer Kate Baecher created a training program to equip guides and athletes with a tool kit to handle the worst mental distress we encounter when we're far from help.
To pick their two-hour marathon team, researchers tested some of the greatest runners on the planet. Now they're revealing what they found.
Fatigue, writes our columnist, comes in two very different flavors, and fixing each requires a completely different approach
The marine biologist has become a leading voice in the movement by deftly communicating what few people understand: that cleaning up the planet requires a commitment to social justice
It was a roller coaster of a summer for Alaska's most controversial extraction project. In July, it looked all but certain that the salmon-threatening proposal would get its first federal permit. But then things took a surprising turn.
You don’t need an elaborate workout plan to get the most out of your resistance workout; you just need to tune into how you feel
Carbon offsets are confusing, and many people wonder how—or if—they even work. Hoping to find a more guilt-free way to travel, frequent flier Tim Neville heads to the ranchlands of Montana to see what an offset looks like on the ground. Hint: it involves cows.
A new review sifts through the evidence for and against hiking with poles
A new study suggests that slow-twitch runners can handle higher mileage than fast-twitch runners before showing signs of overtraining
According to Chris Watson, the man behind your favorite wildlife soundtracks, we're just becoming better listeners
These maps are packed with information about current conditions. All you need to know is how to interpret them.
Biology suggests that decades of running should invariably blow out your knees. Scientists are trying to understand why that doesn’t happen.
Wim Hof's teachings about breath work and the health benefits of cold plunges have attracted millions of followers who swear it has cured everything from depression to diabetes and makes them happier and stronger. Our writer traveled to Iceland (naturally) for a deep dive with the man and his methods.
Even compared to athletes from other sports, endurance athletes have a unique relationship with discomfort
The craft beer revolution turned the tall cousin of cannabis into a breakout ingredient, infusing your brew with flavors and aromas that range from stone fruit to barrel oak. Christopher Solomon hits the road to understand why hop madness isn’t over yet—and why brewers and plant breeders are always on the prowl for the next big thing.
In a new era of menacing blazes, there are lessons to be learned from the people who stay and defend their properties
Journalist James Nestor explains how humans started breathing wrong—and why relearning this lost art is so transformative
A new study asked coaches to rank the most economical runners after watching video footage. It didn't go well.
Experienced runners tend to match their breath and stride patterns, but trying to do it deliberately may backfire
The disruptions of 2020 mean that there’s an unusually large crop of endurance-related books hitting shelves this fall
A serious exploration of a topic that a lot of people don't take seriously
A new analysis casts doubt on the idea that people are born as "responders" or "non-responders" for training in thin air
With stormchasing tours more popular than ever, our writer set out to discover why this risky pastime is once again taking off
Our Sweat Science columnist takes efficiency very seriously in the backcountry. Here are his secrets for a flawless canoe trip.
A new study suggests that strength training is more important than electrolytes for preventing cramps
The ins and outs of staying clean (and safe) at camp
Should all your training be hard? Do you need to stretch? We've got answers.
It’s the one training metric virtually all runners track, but running scientists think we can do better
In her new book, 'Superman's Not Coming,' the activist gives a lesson in community engagement and warns that we shouldn't expect the government to save us
There are those that help you see and those that help you be seen. Here's the difference—and how to buy the ones you need.
The marine biologist wants us all to start asking a new question: What does the future look like if we get it right?
With a little help from technology, Joshua Cheptegei took down the 5,000-meter world record in Monaco last week
For more than three decades, Paul Knapp Jr. has taken travelers out into the Caribbean Sea to hear humpback whales. Now seismic blasts threaten to silence their songs.
After a controversial Australian study's negative findings about low-carb, high-fat diets, scientists made adjustments and ran the study again
Science says the HoverGlide reduces vertical forces by more than 80 percent. But what does it actually feel like?
Updated guidelines write a prescription for exercise that may be just as important as traditional cancer treatments for maintaining—and regaining—your health
After an exhaustive search of the literature, researchers conclude that, well, it's complicated
In 'The Next Great Migration,' journalist Sonia Shah explores the hidden history of human and animal movement
The continent has entered its long, dark night, but just over the horizon is the question of how to make sure it stays free of COVID-19 once it reopens in August
When the going gets tough, which sensation actually slows you down?
From pizza to ultramarathons, what's the best way to chill out?
Beat back summer-vacation boredom with these seven games for the family
The ability to sustain a high rate of energy burn for a prolonged period of time may help ward off cancer
The pandemic is prompting activity-tracking companies to pivot from personal to public health
New research says yes. Fortunately, there's something we can do about it.
These items will keep you comfortable and protected while you tend to your flowers and veggies
The hotter it is, the closer we come to the ever elusive goal of besting the horse—which supports the evolutionary "born to run" hypothesis
Three new studies explore iron patches, injections, and dose frequency
Sweaty workouts do enhance your endurance, according to a new theory, but it may take longer and function differently than previously thought
A new aerodynamic analysis runs the numbers on exactly where to run when you’re behind someone else
Between a global pandemic, protests against police brutality, and unprecedented environmental rollbacks, a lifelong asthmatic reflects on how 2020 is the year we must come to terms with the tenuous nature of this simple act—and why ensuring our fragile future begins with protecting our air
Understanding the interface between humankind and wildlife is essential to averting infectious-disease outbreaks. We can't afford to ignore it anymore.
Trying to improve your sleep quality? Get back to nature.