The Third Man Factor is an extraordinary account of how people at the very edge of death often sense an unseen presence beside them who encourages them to make one final effort to survive. This incorporeal being offers a feeling of hope, protection, and guidance, and leaves the person convinced he or she is not alone. There is a name for this phenomenon: It’s called the Third Man Factor.

Jack Olsen's true account, traces the causes of the tragic night in August 1967 when two separate and unrelated campers, a distance apart, were savagely mangled and killed by enraged bears.

Wilderness guide and lifelong Alaskan Bjorn Dihle weaves personal experience with historical and contemporary accounts to explore the world of brown bears - from encounters with the Lewis and Clark Expedition to frightening attacks including the famed death of Timothy Treadwell, the controversies related to bear hunting, the animal's place in native cultures, and the impacts on the species from habitat degradation and climate change.

A 25-year-old backcountry wanderer, a man happiest exploring wild places with his dog, Dan Bigley woke up one midsummer morning to a day full of promise. Before it was over, after a stellar day of salmon fishing along Alaska’s Kenai and Russian rivers, a grizzly came tearing around a corner in the trail. Dan barely had time for “bear charging” to register before it had him on the ground, altering his life forever.

The real stories behind the scenery of America’s national parks. For 12 years, Andrea Lankford lived in the biggest, most impressive national parks in the world, working a job she loved. She chaperoned baby sea turtles on their journey to sea. She pursued bad guys on her galloping patrol horse. She jumped into rescue helicopters bound for the heart of the Grand Canyon. She won arguments with bears. She slept with a few too many rattlesnakes. Hell yeah, it was the best job in the world! Fortunately, Andrea survived it.

The Wanderer is the first book ever to chart a wolf's movement, almost to the day, for an extended period of time. Informed by unique access to research and field notes, award-winning author, photographer, and naturalist Tom Walker shares the story of Wolf 258, nicknamed "the Wanderer," part of a research project that studied wolves in Alaska's Yukon-Charley Rivers National Preserve for more than two decades.

In the tradition of Educated and The Glass Castle, this shattering and poetic memoir from a brave new voice tells the story of the author’s experience in an apocalyptic cult, and how understanding the natural world was her key to escape—and survival.

Yellowstone National Park was once home to an abundance of wild wolves - but park rangers killed the last of their kind in the 1920s. Decades later, the rangers brought them back, with the first wolves arriving from Canada in 1995. This is the incredible true story of one of those wolves.

Barbara Butcher was early in her recovery from alcoholism when she found an unexpected lifeline: a job at the Medical Examiner’s Office in New York City. The second woman ever hired for the role of Death Investigator in Manhattan, she was the first to last more than three months. The work was gritty, demanding, morbid, and sometimes dangerous—and she loved it. In What the Dead Know, she writes with the kind of New York attitude and bravado you might expect from decades in the field, investigating more than 5,500 death scenes, 680 of which were homicides.

By 1930, no place in the world was less well explored than Greenland. The native Inuit had occupied the relatively accessible west coast for centuries. The east coast, however, was another story. In August 1930, Henry George Watkins (nicknamed “Gino”), a twenty-three-year-old British explorer, led thirteen scientists and explorers on an ambitious expedition to the east coast of Greenland and into its vast and forbidding interior to set up a permanent meteorological base on the icecap, 8,200 feet above sea level.

When Chris McDougall agreed to take in a donkey from an animal hoarder, he thought it would be no harder than the rest of the adjustments he and his family had made after moving from Philadelphia to the heart of Pennsylvania Amish country. But when he arrived, Sherman was in such bad shape he could barely move, and his hair was coming out in clumps. Chris decided to undertake a radical rehabilitation program designed not only to heal Sherman's body but to heal his mind as well - and so Chris decided to teach Sherman how to run.

Funny, scary, and touching true stories from Yellowstone wildlife photographers, rangers, guides, and trackers who've accidentally come face-to-face with grizzly bears and bison, who've camped out in -70 degree temperatures, and much more. From a Wall Street Journal best-selling author and wildlife photographer whose award-wining Yellowstone imagery is displayed in the Smithsonian.

In the tradition of Into Thin Air and Touching the Void, No Way Down by New York Times reporter Graham Bowley is the harrowing account of the worst mountain climbing disaster on K2, second to Everest in height . . . but second to no peak in terms of danger. From tragic deaths to unbelievable stories of heroism and survival, No Way Down is an amazing feat of storytelling and adventure writing, and, in the words of explorer and author Sir Ranulph Fiennes, "the closest you can come to being on the summit of K2 on that fateful day."

At the beginning of his memoir Life Lived Wild: Adventures at the Edge of the Map, Rick Ridgeway tells us that if you add up all his many expeditions, he’s spent over five years of his life sleeping in tents: “And most of that in small tents pitched in the world’s most remote regions.” It’s not a boast so much as an explanation. Whether at elevation or raising a family back at sea level, those years taught him, he writes, “to distinguish matters of consequence from matters of inconsequence.” He leaves it to his listeners to do the final sort of which is which.

This powerful and inspirational story is as much of a self-help book as it is an edge of your seat military memoir. Warrior's Creed reveals a motivating and mindful approach to overcoming the odds, facing the impossible, and finding mercy and grace in the aftermath.

My Big TOE: Awakening, written by a nuclear physicist in the language of contemporary culture, unifies science and philosophy, physics and metaphysics, mind and matter, purpose and meaning, the normal and the paranormal. The entirety of human experience (mind, body, and spirit) including both our objective and subjective worlds is brought together under one seamless scientific understanding.

Chemistry and Our Universe: How It All Works is your in-depth introduction to this vital field, taught through 60 engaging half-hour lectures that are suitable for any background or none at all. Covering a year’s worth of introductory general chemistry at the college level, plus intriguing topics that are rarely discussed in the classroom, this amazingly comprehensive course requires nothing more advanced than high-school math. Your guide is Professor Ron B. Davis, Jr., a research chemist and award-winning teacher at Georgetown University.

Richard Dawkins' brilliant reformulation of the theory of natural selection has the rare distinction of having provoked as much excitement and interest outside the scientific community as within it. His theories have helped change the whole nature of the study of social biology, and have forced thousands to rethink their beliefs about life.

How the Earth Works takes you on an astonishing journey through time and space. In 48 lectures, you will look at what went into making our planet - from the big bang, to the formation of the solar system, to the subsequent evolution of Earth.

We are in the midst of a global mental health crisis, and mental illnesses are on the rise. But what causes mental illness? And why are mental health problems so hard to treat? Drawing on decades of research, Harvard psychiatrist Dr. Chris Palmer outlines a revolutionary new understanding that for the first time unites our existing knowledge about mental illness within a single framework: mental disorders are metabolic disorders of the brain. Brain Energy will transform the field of mental health, and the lives of countless people around the world.

Astrophysicist Neil deGrasse Tyson has attracted one of the world’s largest online followings with his fascinating, widely accessible insights into science and our universe. Now, Tyson invites us to go behind the scenes of his public fame by unveiling his candid correspondence with people across the globe who have sought him out in search of answers. In this hand-picked collection of 100 letters, Tyson draws upon cosmic perspectives to address a vast array of questions about science, faith, philosophy, life, and of course, Pluto.

Hilarious, fascinating, and a roller coaster of dizzying, historical what-ifs, Napoleon's Hemorrhoids is a potpourri for serious historians and casual history buffs. In one of Phil Mason's many revelations, you'll learn that Communist jets were two minutes away from opening fire on American planes during the Cuban missile crisis, when they had to turn back as they were running out of fuel. You'll discover that before the Battle of Waterloo, Napoleon's painful hemorrhoids prevented him from mounting his horse to survey the battlefield.

Dr. Catherine Kleier invites us to open our eyes to the phenomenal world of plant life and to the process she calls “Natura Revelata”, the joy of celebrating and learning from the secrets of nature. As Dr. Kleier shares her knowledge with contagious excitement for her subject, she emphasizes the middle ground: Instead of focusing on cell microbiology or the study of ecosystems and habitats, she stresses the basic biology, function, and the amazing adaptations of the plants we see all around us.

In this illuminating audiobook, Tyson and coauthor James Trefil, a renowned physicist and science popularizer, take on the big questions that humanity has been posing for millennia - How did life begin? What is our place in the universe? Are we alone? - and provide answers based on the most current data, observations, and theories.

At the end of his career, Albert Einstein was pursuing a dream far more ambitious than the theory of relativity. He was trying to find an equation that explained all physical reality - a theory of everything. Experimental physicist and award-winning educator Dr. Don Lincoln takes you on this exciting journey in The Theory of Everything: The Quest to Explain All Reality. Suitable for the intellectually curious at all levels and assuming no background beyond basic high-school math, these 24 half-hour lectures cover recent developments at the forefront of particle physics and cosmology.

The chilling tome that launched an entire genre of books about the often gruesome but always tragic ways people have died in our national parks, this updated edition of the classic includes calamities in Yellowstone from the past sixteen years, including the infamous grizzly bear attacks in the summer of 2011 as well as a fatal hot springs accident in 2000. In these accounts, written with sensitivity as cautionary tales about what to do and what not to do in one of our wildest national parks, Whittlesey recounts deaths ranging from tragedy to folly.

Author Kevin Grange—former paramedic and park ranger at Yellowstone and Grand Teton—comes face-to-face with North America’s most fearsome predator, Ursus Arctos. His quest takes him from his home in the Tetons to an eerie, mist-shrouded island of gigantic bruins; from the Bear Center at Washington State University—where scientists believe the secrets of hibernation might help treat diabetes, heart disease, and obesity in humans—to the dark underbelly of for-profit wildlife parks, illegal animal trade and black markets hawking bear bile.

Jack Olsen's true account, traces the causes of the tragic night in August 1967 when two separate and unrelated campers, a distance apart, were savagely mangled and killed by enraged bears.

Of the animals in North America, none commands such dread, awe, and interest as the bear. Creatures that fear little, bears compete for survival with the only other animals that can threaten their existence: Humans. Bear Attacks is a thorough and unflinching study of attacks made on humans. This is the sometimes horrific, yet always instructive, story of Bear and Human, written by the leading scientific authority in the field. This book is for everyone who camps, hikes, or visits bear country - and for anyone who wants to learn more about these fearsome but always fascinating wild creatures.

A paramedic story that takes places in the wild and sheds a never-seen-before light on wilderness medicine, our national parks, and conflicts that arise between tourism and protecting the land. Wild Rescues is a fast-paced, firsthand glimpse into the exciting lives of paramedics who work with the National Park Service: a unique brand of park rangers who respond to medical and traumatic emergencies in some of the most isolated and rugged parts of America.

Wilderness guide and lifelong Alaskan Bjorn Dihle weaves personal experience with historical and contemporary accounts to explore the world of brown bears - from encounters with the Lewis and Clark Expedition to frightening attacks including the famed death of Timothy Treadwell, the controversies related to bear hunting, the animal's place in native cultures, and the impacts on the species from habitat degradation and climate change.

Before men ruled the earth, there were wolves. Once abundant in North America, these majestic creatures were hunted to near extinction in the lower 48 states by the 1920s. But in recent decades, conservationists have brought wolves back to the Rockies, igniting a battle over the very soul of the West. With novelistic detail, Nate Blakeslee tells the gripping story of one of these wolves, O-Six, a charismatic alpha female named for the year of her birth.

Few men can say they have known Africa as Capstick has known itleading safaris through lion country; tracking man-eating leopards along tangled jungle paths; running for cover as fear-maddened elephants stampede in all directions. And of the few who have known this dangerous way of life, fewer still can recount their adventures with the flair of this former professional hunter-turned-writer.

The real stories behind the scenery of America’s national parks. For 12 years, Andrea Lankford lived in the biggest, most impressive national parks in the world, working a job she loved. She chaperoned baby sea turtles on their journey to sea. She pursued bad guys on her galloping patrol horse. She jumped into rescue helicopters bound for the heart of the Grand Canyon. She won arguments with bears. She slept with a few too many rattlesnakes. Hell yeah, it was the best job in the world! Fortunately, Andrea survived it.

In Campfire Stories: Close Calls, Steven Rinella invites seasoned hunters, anglers, adventurers, and outdoor professionals to share their tales of perilous adventures in the natural world, from run-ins with black bears and grizzlies to bad falls and severe hypothermia.