Professional Science

North America's biggest cat was once killed for bounty dollars, slaughtered with impunity and driven toward extinction. But today's cat of intrigue, despite our lingering fears and misconceptions, has returned to much of its native range in the western United States and gained respect as a predator integral and necessary to wild ecosystems. This turnaround was triggered by one man: Maurice Hornocker. Cougars on the Cliff recounts the early years of his research when he tracked lions following a dog's nose and footprints in the snow—before telemetry was available.

How Can I Help? portrays a week in the life of Dr. David Goldbloom as he treats patients, communicates with families, and trains staff at CAMH, the largest psychiatric facility in Canada. This highly listenable and touching behind-the-scenes account of his daily encounters with a wide range of psychiatric concerns - from his own patients and their families to Emergency Department arrivals - puts a human face on an often misunderstood area of medical expertise.

Following his blockbuster biography of Steve Jobs, The Innovators is Walter Isaacson's revealing story of the people who created the computer and the Internet. It is destined to be the standard history of the digital revolution and an indispensable guide to how innovation really happens. What were the talents that allowed certain inventors and entrepreneurs to turn their visionary ideas into disruptive realities? What led to their creative leaps? Why did some succeed and others fail?

Unlock your path to becoming a licensed drone pilot effortlessly with the "2024-2025 FAA Drone License Exam Guide." This meticulously crafted book offers a simplified yet comprehensive approach to ace the FAA Part 107 Drone License Exam in a single sitting. Authored by an expert in the field, this guide is your ultimate companion, providing the knowledge and confidence you need to succeed.

Joseph-Armand Bombardier est né le 16 avril 1907 en Estrie. Dès 13 ans, il démontre un réel talent d’inventeur. À 17 ans, le jeune homme quitte son village natal de Valcourt pour Montréal, où il espère parfaire ses connaissances en suivant des cours du soir en mécanique et en électricité automobile. C’est lui qui mettra au point la célèbre autoneige B7 en 1937. D’autres inventions le feront connaître à travers le Canada et poseront les assises de la compagnie multinationale qui porte encore aujourd’hui son nom. Il demeure une figure emblématique du 20e siècle.

“Leave it as it is,” Theodore Roosevelt announced while viewing the Grand Canyon for the first time. “The ages have been at work on it and man can only mar it.” Roosevelt’s pronouncement signaled the beginning of an environmental fight that still wages today. To reconnect with the American wilderness and with the president who courageously protected it, acclaimed nature writer and New York Times best-selling author David Gessner embarks on a great American road trip guided by Roosevelt’s crusading environmental legacy.

Much has been written about Neil Armstrong, America's modern hero and history's most famous space traveler. Yet, shy of fame and never one to steal the spotlight, Armstrong was always reluctant to discuss his personal side of events. Here for the first time is the definitive story of Neil's life of flight he shared for five decades with a trusted friend - Jay Barbree.

How to think clearly, act purposefully, overcome any obstacle, and find peace and happiness along the way. The Meditations is a collection of Marcus' personal journal entries. They were not intended for publication but to remind Marcus himself of his principles and priorities. As a result, they are intimate, direct, and extremely useful. This new edition is rendered in contemporary English, with a foreword by Sam Torode.

Burns highlights the two facets of Rand's work that make her a perennial draw for those on the right: Her promotion of capitalism, and her defense of limited government. Both sprang from her early, bitter experience of life under Communism, and became among the most deeply enduring of her messages, attracting a diverse audience of college students and intellectuals, business people and Republican Party activists, libertarians and conservatives.

It is impossible to overstate the cultural significance of the four men described in Don Lattin's The Harvard Psychedelic Club. Huston Smith, tirelessly working to promote cross-cultural religious and spiritual tolerance. Richard Alpert, aka Ram Dass, inspiring generations with his mantra "be here now". Andrew Weil, undisputed leader of the holistic medicine revolution. And, of course, Timothy Leary, the charismatic, rebellious counterculture icon and LSD guru.

Enjoy this collection that includes Nikola Tesla's autobiography and his writings on how cosmic forces shape our destines and on electricity.

In 1962, Stephanie 'Steve' Shirley created a software company when the concept of software barely existed. Freelance Programmers employed women to work on complex projects such as Concorde's black box recorder from the comfort of their own homes. Shirley empowered a generation of women in technology, giving them unheard of freedom to choose their own hours and manage their own workloads. The business thrived, and Shirley gradually transferred ownership to her staff, creating 70 millionaires in the process.

ENFILEZ VOTRE COMBINAISON, FERMEZ L'ÉCOUTILLE ET PRÉPAREZ-VOUS AU DÉCOLLAGE ! De l'entraînement au lancement, de la sortie dans l'espace à la rentrée dans l'atmosphère, Tim Peake a une réponse fascinante à tout ce que vous avez toujours voulu savoir. Inspiré de sa mission et des milliers de questions qui lui ont été posées depuis son retour sur Terre, ce livre révèle les secrets scientifiques extraordinaires et les merveilles de la vie quotidienne à bord de la Station spatiale internationale.

Just as polio loomed over the 1950s and AIDS stalked the 1980s and 1990s, post-traumatic stress disorder haunts us in the early years of the 21st century. Over a decade into the United States' "global war on terror", PTSD afflicts as many as 30 percent of the conflict's veterans. But the disorder's reach extends far beyond the armed forces. In total, some 27 million Americans are believed to be PTSD survivors. Yet to many of us, the disorder remains shrouded in mystery, secrecy, and shame.

Based on more than 40 interviews with Jobs conducted over two years - as well as interviews with more than a hundred family members, friends, adversaries, competitors, and colleagues - Walter Isaacson has written a riveting story of the roller-coaster life and searingly intense personality of a creative entrepreneur whose passion for perfection and ferocious drive revolutionized six industries: personal computers, animated movies, music, phones, tablet computing, and digital publishing.

A CIA station chief, later Jordan's lawyer in Washington, reveals the secret history of a lost peace.

Jack O'Connell possessed an uncanny ability to be at the center of things. On his arrival in Jordan in 1958, he unraveled a coup aimed at the young King Hussein, who would become America's most reliable Middle East ally. Over time, their bond of trust and friendship deepened. His narrative contains secrets that will revise our understanding of the Middle East.

As a child, Jory Fleming was wracked by uncontrollable tantrums, had no tolerance for people, and couldn’t manage the outside world. Slightly more than a decade later, he was bound for England, selected to attend one of the world’s premier universities. How to Be Human explores life amid a world constructed for neurotypical brains when yours is not. But the miracle of this book is that instead of dwelling on Jory’s limitations, those who inhabit the neurotypical world will begin to better understand their own.

A timely reflection in the midst of an increasingly nuclear age, this book offers a sobering look at the implications of scientific advancement and our shared future. It is an essential listen for anyone interested in the complexities of history, science, or the delicate dance between human achievement and moral introspection.

To solve one of the great mathematical problems of his day, Alan Turing proposed an imaginary computer. Then, attempting to break a Nazi code during World War II, he successfully designed and built one, thus ensuring the Allied victory. Turing became a champion of artificial intelligence, but his work was cut short. As an openly gay man at a time when homosexuality was illegal in England, he was convicted and forced to undergo a humiliating "treatment" that may have led to his suicide.

No running water, no car, no electricity or any of the things it powers: the internet, phone, washing machine, radio, or light bulb. Just a wooden cabin, on a smallholding, by the edge of a stand of spruce. The Way Home is a modern-day Walden - an honest and lyrical account of a remarkable life lived in nature without modern technology. Mark Boyle, author of The Moneyless Man, explores the hard-won joys of building a home with his bare hands, learning to make fire, collecting water from the stream, foraging, and fishing.