When Bernd Heinrich decided to write a memoir of his ultramarathon running experience, he realized that the preparation for the race was as important, if not more so, than the race itself. In Why We Run, Heinrich considers the flight endurance of birds, the antelope's running prowess and limitations, and the ultra-endurance of camels to understand how human physiology can or cannot replicate these adaptations. Heinrich offers an original and provocative work combining the rigors of science with the passion of running.

As the snow melts and the spring approaches, the animal kingdom awakens. In Summer World, Bernd Heinrich, the best-selling author of Winter World, brings us an up-close and personal view of that awakening and rebirth.

When Des woke up on April 16, 2018, the morning of the Boston Marathon, it was 39 degrees and raining, with high, gusty winds. The weather didn’t bother her. In fact, she thought it might be a blessing. She was far from peak form—recovering from illness and questioning her running future—and didn’t expect much of herself that day. But as she ticked off mile after mile in the brutal conditions, passing familiar landmarks on the course she knew and loved, something shifted. Opportunity unexpectedly presented itself. Des tapped into her inner strength and found a reason to race.

Welcome to the Barkley Marathons, a fever dream of an ultra event, inspired by a prison break, heralded by a conch blast, paid for in cigarettes and socks, and completed only by a select few. A race in which competitors haul themselves up mountains, through extreme weather conditions, beyond pain and exhaustion, mile after mile. Completed 60 miles? That’s just the fun run. In the Spell of the Barkley is a story of sporting obsession, exploring what drives individuals to challenge themselves at the limits of what is possible – and what it takes to succeed.

From one of the finest scientists and writers of our time comes an engaging record of a life spent in close observation of the natural world, one that has yielded marvelous, mind-altering insight and discoveries. In essays that span several decades, Bernd Heinrich finds himself at his beloved camp in Maine, plays host to annoying visitors from Europe (the cluster fly) and more helpful guests from Asia (ladybugs), and unravels the far-reaching ecological consequences of elephants in Botswana bruising mopane trees.

From the best-selling author and renowned coach duo from Born to Run, a practical guide to running for everyone from amateurs to seasoned runners, about how to eat, race, and train like the world's best. Whether you're ramping up for a race or recuperating from an injury, Born to Run 2 is a holistic program for runners of every stripe that centers on seven key themes: food, fitness, form, footwear, focus, fun, and family.

Isolated by Mexico's deadly Copper Canyons, the blissful Tarahumara Indians have honed the ability to run hundreds of miles without rest or injury. In a riveting narrative, award-winning journalist and often-injured runner Christopher McDougall sets out to discover their secrets. In the process, he takes his readers from science labs at Harvard to the sun-baked valleys and freezing peaks across North America, where ever-growing numbers of ultra-runners are pushing their bodies to the limit.

Kara Goucher grew up with Olympic dreams. She excelled at running from a young age and was offered a Nike sponsorship deal when she graduated from college. Then in 2004, she was invited to join a secretive, lavishly funded new team, dubbed the Nike Oregon Project. Coached by distance running legend Alberto Salazar, it seemed like the opportunity of a lifetime. Kara was soon winning a World Championship medal, going to the Olympics, and standing on the podium at the New York and Boston marathons, just like her coach. But behind the scenes, Salazar was hiding dark secrets.

The road from a high school track to an Olympic starting line is long and sometimes shadowy. Obstacles like chronic injuries, under-fueled nutrition, and coercive coaching can threaten to derail careers before they’ve even begun. Frustrated by seeing young talent burn out before reaching their potential, professional distance runner Molly Huddle and college coach Sara Slattery have teamed up with trailblazing running legends and sports medicine professionals to create an essential guide to reach your running potential.

Lauren Fleshman has grown up in the world of running. One of the most decorated collegiate athletes of all time and a national champion as a pro, she was a major face of women’s running for Nike before leaving to shake up the industry with feminist running brand Oiselle and now coaches elite young female runners. Every step of the way, she has seen the way that our sports systems—originally designed by men, for men and boys—fail young women and girls as much as empower them. Written with heart and verve, Good for a Girl is a joyful love letter to the running life.

From beloved performance expert, executive coach, and coauthor of Peak Performance Steve Magness comes a radical rethinking of how we perceive toughness and what it means to achieve our high ambitions in the face of hard things.

In 80/20 Running, respected running and fitness expert Matt Fitzgerald introduced his revolutionary training program and explained why doing 80 percent of runs at a lower intensity and just 20 percent at a higher intensity is the best way for runners at all levels - as well as cyclists, triathletes, and even weight-loss seekers - to improve their performance. Now, in this eye-opening follow-up, Fitzgerald teams with Olympic coach Ben Rosario to expand and update the 80/20 program to include ultramarathon training and such popular developments as the use of power meters.

Achievement often comes at a cost. Angst, restlessness, frayed relationships, exhaustion, and even substance abuse can be the unwanted side effects of an obsession with outward performance. While the high of occasional wins can keep you going for a while, playing into the always-on, never enough hustle culture ultimately takes a serious toll.

As a journalist whose career spans three decades, CNN correspondent Tom Foreman has reported from the heart of war zones, riots, and natural disasters. He has interviewed serial killers and been in the line of fire. But the most terrifying moment of his life didn't occur on the job - it occurred at home, when his 18-year-old daughter asked, "How would you feel about running a marathon with me?"

The Earth teems with sights and textures, sounds and vibrations, smells and tastes, electric and magnetic fields. But every kind of animal, including humans, is enclosed within its own unique sensory bubble, perceiving but a tiny sliver of our immense world. In An Immense World, Ed Yong coaxes us beyond the confines of our own senses, allowing us to perceive the skeins of scent, waves of electromagnetism, and pulses of pressure that surround us.

In What Makes Olga Run? Bruce Grierson explores what the wild success of a 94-year-old track star can tell us about how our bodies and minds age. Olga Kotelko is not your average 94-year-old. She not only looks and acts like a much younger woman, she holds over 23 world records in track and field, 17 in her current 90 to 95 category. Convinced that this remarkable woman could help unlock many of the mysteries of aging, Grierson set out to uncover what it is that's driving Olga.

Birds are highly intelligent animals, yet their intelligence is dramatically different from our own and has been little understood. As we learn more about the secrets of bird life, we are unlocking fascinating insights into memory, relationships, game theory, and the nature of intelligence itself. The Thing with Feathers explores the astonishing homing abilities of pigeons, the good deeds of fairy-wrens, the influential flocking abilities of starlings, the deft artistry of bowerbirds, the extraordinary memories of nutcrackers, and other mysteries.

You’re stressed, tired of answering the beeps on your phone and computer. Your kids get too much screen time. You don’t know where your next meal was grown or raised. One of the best forms of therapy is simple: Get out and stay out - as often and for as long as you can. In Both Feet on the Ground, Marshall Ulrich champions “disconnecting to reconnect”, urging you to spend time unplugged, eat food whose origins you understand, and push yourself to try something bold and personally compelling.

Jennifer Pharr Davis, the former record holder of the FKT (or Fastest Known Time) on the Appalachian Trail, tells the story of her meteoric rise in the world of endurance hiking and, in doing so, unpacks key traits that make women uniquely suited to endurance. With a storyteller's ear for fascinating detail and description, she takes us with her as she sets the record on the Appalachian Trail and introduces us to the mentors who helped her to identify and unlock different facets of her endurance capabilities.

Birds, Jim Robbins posits, are our most vital connection to nature. They compel us to look to the skies, both literally and metaphorically, draw us out into nature to seek their beauty, and let us experience vicariously what it is like to be weightless. Birds have helped us in so many of our human endeavors: learning to fly, providing clothing and food, and helping us better understand the human brain and body.

Nobody wakes up in the morning and decides to shut down their senses and stumble through each day in an oblivious bubble, and yet some people end up having much richer experiences than others. In this guidebook, natural navigator Tristan Gooley strives to reawaken our senses to help us understand and deepen our personal experience of nature. His message is to connect - however we can and to whatever draws us in.

14 Minutes is the memoir of Alberto Salazar, the most accomplished, charismatic, and controversial marathoner in history. The narrative follows Alberto's boyhood in New England, his rise to stardom at the University of Oregon, his dramatic victories in the New York City and Boston Marathons, his long malaise due to injuries, which resulted in a near-suicidal depression; his resurgence due to intense spiritual experiences and discipline; his close alliance with Phil Knight and the Nike corporation; and describes his numerous near-death experiences.

Why are so many people drawn to running? Why is running the most common physical activity? What is it about running that empowers so many people? And how can runners harness that power to create a more meaningful life? The Inner Runner addresses these questions and a whole lot more. This book is not about how to get faster or run a marathon; rather, it explores how the simple act of putting one foot in front of the other helps you harness your creative powers.

How do trees live? Do they feel pain or have awareness of their surroundings? Research is now suggesting trees are capable of much more than we have ever known. In The Hidden Life of Trees, forester Peter Wohlleben puts groundbreaking scientific discoveries into a language everyone can relate to.

Two hours to cover 26 miles and 385 yards. Its running's Everest, a feat once seen as impossible for the human body. Now we can glimpse the mountaintop. The sub-two-hour marathon requires an exceptional feat of speed, mental strength, and endurance. The pioneer will have to endure more, live braver, plan better, and be luckier than any who has run before. Ed Caesar takes us into the world of elite runners: the greatest marathoners on Earth.

Preeminent paleoanthropologist Meave Leakey brings us along on her remarkable journey to reveal the diversity of our early pre-human ancestors and how past climate change drove their evolution. She offers a fresh account of our past, as recent breakthroughs have allowed new analysis of her team’s fossil findings and vastly expanded our understanding of our ancestors. Meave’s own personal story is replete with drama, from thrilling discoveries on the shores of Lake Turkana to run-ins with armed herders and every manner of wildlife, to raising her children....

Early on in his life, Matt craved a return to nature. When he became an adult, he set aside his comfortable urban life and lived entirely off the land. In this riveting narrative that brings together epic adventure and spiritual quest, he shows us what extraordinary things the human body is capable of when pushed to its limits. He learns the secrets of the Tarahumara Indians, which help him run the 1,600-mile Pacific Crest Trail in just 58 days and endure temperature swings of 100 degrees.

Not a technical guide on snowboarding but, rather, a very personal approach to how to think about mountains, snow, and adventure, The Art of Shralpinism reflects the remarkable journey of snowboarding superstar Jeremy Jones. Drawing on the hundreds of journals he has kept over the years, Jones offers intriguing snapshots of time and place that include his own on-the-slope stories and white-out moments, as well as those of other prominent adventurers such as Jimmy Chin, Zahan Billimoria, and Christina Lusti.

Writing from both the cutting edge of scientific discovery and the front-lines of elite athletic performance, National Magazine Award-winning science journalist Alex Hutchinson presents a revolutionary account of the dynamic and controversial new science of endurance.

The world's largest land mammal could help us end cancer. The fastest bird is showing us how to solve a century-old engineering mystery. The oldest tree is giving us insights into climate change. The loudest whale is offering clues about the impact of solar storms. For a long time, scientists ignored superlative life forms as outliers. Increasingly, though, researchers are coming to see great value in studying plants and animals that exist on the outermost edges of the bell curve.