Outdoor activities such as biking, climbing and hiking keep you active during the warmer months. Learn more about snow sports like bobsledding and the Iditarod to keep you moving this winter.
Do I have to use film for wildlife photos?
How Action Photo Equipment Works
How Bird Photography Works
How the Adventure Cycling Association Works
How Tread Lightly! Works
How USA Climbing Works
What If My Parachute Fails?
Extreme Sports Athletes Crave the Reward, Not the Risk
Stuntman Skydives With No Parachute, Just Aims for Giant Net
What's It Like Traveling the World's Most Dangerous Road?
22 Weird & Somewhat Useful Bicycle Facts for Staying Green on 2 Wheels
Cycling Tip of the Week: How to Change Lanes and Make Left Turns
What Are the World's Highest Mountains, After Everest?
Junko Tabei, the First Woman to Conquer Everest, Has Died
How Climbing Gear Works
How Fish Fraud Works
5 Tips for Removing Fish Hooks
The Longest Walk in the World Traverses 16 Countries
The 'Wild' Effect? Why Hiking Is Surging in Popularity in the U.S.
This Explorer Cooked S'mores in an Active Volcano, So We Asked Him About It
Why Many American Suburbs Welcome Urban Deer Hunters
How Trophy Hunting Works
How the NRA Works
Why is torque important in off-roading?
How the Dakar Rally Works
Is 2WD off-roading safe?
Does my ranch truck need an aftermarket bumper?
How Cattle Sorting and Penning Work
How Ranch Hands Work
Can living off the land benefit your health?
How Human Rewilding Works
Are Minimalist Running Shoes the Key to Fewer Injuries?
Is Runner's High Even Real?
Is Running Every Single Day Good for Your Body?
Will Beijing Athletes Know Fake Snow From Real Snow?
How Curling Works
How can ski squats improve my skiing?
Are triathlons safe?
Can myofascial release benefit runners?
How Bicycle Rollers Work
10 Urban Sports That Might Get You Arrested
10 Things We Want to See in Adult Playgrounds
10 Craziest Skateboarding Feats
What's Attracting So Many People to Magnet Fishing?
Why Oahu's North Shore Is the Perfect Place to Surf
Some of Glacier National Park's Best Sites Are Underwater
The longest walk in the world is really a hypothetical journey because nobody is ever likely to complete it. We'll tell you why.
By Mitch Ryan
You may know that Everest is the highest mountain in the world, but which ones come after it? Here's a list of the seven tallest mountains.
By Alia Hoyt
Magnet fishing is just what it sounds like: fishing with high-powered magnets instead of bait. It's grown in popularity over the last few years, but why? And what exactly are people fishing for?
The Beijing Olympics will be the first ever Winter Olympics to rely solely on fake snow. Will the athletes know the difference?
Some runners swear by them, but others not so much. Can wearing minimalist running shoes improve your running — for life? We talked to an Olympic marathoner to find out.
The North Shore is known as the "Seven Mile Miracle" because of the epic surfing within a 7-mile stretch. It's also where the Triple Crown of Surfing competition runs from Dec. 21 until Jan. 21, 2022.
By John Donovan
Runner's high is often attributed to a burst of endorphins our bodies release during a long run or even vigorous exercise. But is that feeling of euphoria we experience from a rush of endorphins or something else?
So you've finally gotten up the guts to go skydiving. But what if you finally jump out of the plane and your parachute doesn't open? Are you a goner or do you have a good chance of surviving?
This stunning national park is a scuba diver's dream. But it's not for the inexperienced.
North Yungas Road in Bolivia was dubbed the "World's Most Dangerous Road" in the 1990s, thanks to the hundreds of people who lost their lives each year on its twisting narrow path with a 2,000-foot drop. But what's it like today?
Some experts argue it's not good to run every single day without letting the body rest. But others take running streaks to another level, and their bodies and minds are better for it.
As summer heats up and starts to sizzle, what could be more fun and refreshing than an inflatable backyard pool of cool? Here's what you need to know before you buy one.
Urban hunting might seem like an oxymoron but many cities and suburbs rely on hunters to keep the deer populations manageable. Here's how it works.
Navigating a massive cruise ship through open waters takes a load of technology. We'll show you how it happens.
In the last few years, trail hiking has exploded in popularity in America. What sparked the increase, and is this a good thing?
It's just about vacation and pool season. But do you know exactly what you're swimming in?
Trophy hunting is extremely polarizing. On one hand, proponents argue it's important for the survival of big game species and conservation of their lands. Opponents say that argument holds no merit. We explore both sides of this divisive issue.
By Oisin Curran
The National Rifle Association focuses its considerable power on protecting the Second Amendment — the right to bear arms. But that was not their primary mission in their early years. So what changed?
Think people who do things like jump out of a plane in a kayak have a death wish? A small 2017 study suggests otherwise.
By John Donovan
The 20-year-old athlete became the first woman to enter the marathon, and officials tried to physically stop her. They couldn't.
People who take on the 26-mile run may be prone to acute kidney injury, a condition that can cause swelling, pain and even seizures.
Tabei, also the first woman to reach the highest peak on all seven continents, spent her life challenging social norms and championing environmental causes.
Luke Aikins plummeted at 120 mph, risking his life in a daredevil stunt. Physics saved him.
That red snapper you're enjoying for dinner might well be tilapia since 87 percent of snapper in the U.S. is mislabeled. Why is fish fraud so widespread?
A quixotic aquatic attempt to traverse the ocean between Florida and Bermuda got the Coast Guard involved, and not for the first time.
By Chris Opfer