Résultats Éditeur "HarperAudio" dans Sciences et mathématiques

The never-before-told story of NASA’s 1978 astronaut class, which included the first American women, the first African Americans, the first Asian American, and the first gay person to fly to space. With the exclusive participation of the astronauts who were there, this is the thrilling, behind-the-scenes saga of a new generation that transformed space exploration.

With a husband and two children, 1200 sheep and 400 cattle, farm dogs and pet lambs, pigs bent on excavation and a goat bent on escape, country life is never dull. From calving cows to constipated dogs, weddings to weaning lambs, daffodils to ducklings to droughts, each season brings new challenges and delights. Sometimes it's exhausting but it's almost always a lot of fun - anyway, it's all part and parcel of the life of a Kiwi mother, farmer's wife and vet.

Impact argues that Earth would be a lifeless, inhospitable piece of rock without being fortuitously assaulted with meteorites throughout the history of the planet. These bombardments transformed Earth’s early atmosphere and delivered the complex organic molecules that allowed life to develop on our planet.

Using the power of the sun, moon, stars, and planets, this unique guide is filled with engaging exercises that deepen your knowledge of the solar system, help you take necessary pauses every day, and foster a renewed sense of presence in the universe.

The 1950s were a transformative, even revolutionary decade in the history of brain science. Using new techniques for probing brain activity and function, researchers in neurosurgery, psychiatry, and psychology achieved dramatic breakthroughs in the treatment of illnesses like epilepsy and schizophrenia, as well as the understanding of such faculties as memory and perception. Memory was the site of particularly startling discoveries.

We could all learn a thing or two about living in balance from our friends in the plant and animal kingdom. Take, for example, the jellyfish, one of the most energy-efficient animals in the world, moving through the ocean by contracting and relaxing, with frequent breaks in between. Or the avocado tree, which can credit its existence to a mutually beneficial relationship with the prehistoric sloth, followed by some hungry, hungry humans and the advent of agriculture.

The weather is the foundation of our daily lives. It’s a staple of small talk, the app on our smartphones, and often the first thing we check each morning. Yet behind all these humble interactions is the largest and most elaborate piece of infrastructure human beings have ever constructed - a triumph of both science and global cooperation. But what is the weather machine, and who created it?

In the aftermath of World War II, the United States accelerated the development of technologies that would give it an advantage over the Soviet Union. Airpower, combined with nuclear weapons, offered a formidable check on Soviet aggression. In 1947, the United States Air Force was established. Meanwhile, scientists and engineers were pioneering a revolutionary new type of aircraft which could do what no other machine had ever done: reach mach 1 - a speed faster than the movement of sound - which pilots called "the demon."

A gripping narrative history of the 1889 Johnstown Flood - the deadliest flood in US history - from New York Times best-selling author, NBC host, and legendary weather authority Al Roker. May 1889: After a deluge of rainfall swelled the Little Conemaugh River, panicked engineers watched helplessly as swiftly rising waters threatened to breach the South Fork Dam in central Pennsylvania. Though they telegraphed neighboring towns, warning of the impending danger, residents, used to false alarms, remained in their homes. At 3:10 p.m., the dam gave way....

In this groundbreaking book, Thomas M. Kostigen reveals the vital missing link in today's environmental crisis: how we as individuals are connected to the most tenuous geography on the planet. Despite the recent prominence of "green" issues in the news, we continue to ignore the raw relationship between the earth and our actions. But the seemingly insignificant things we do every day have the power to literally alter the landscape in the ongoing battle to resuscitate the planet.

La fenomenal historia de mujeres matemáticas afroamericanas de la NASA en la vanguardia del movimiento feminista y de derechos civiles, cuyos cálculos impulsaron uno de los mayores logros espaciales de Estados Unidos.

When Joselin Linder was in her 20s, her legs started to swell. She thought little of it until her health problems started to compound in ways that baffled her doctors. Diagnosed with extreme liver blockage and dangerous levels of lymph fluid, Joselin turned to the most similar case she could think of - her father's.

The Underdogs tells the story of Karen Shirk, felled at age 24 by a neuromuscular disease and facing life as a ventilator-dependent, immobile patient, who was turned down by every service dog agency in the country because she was "too disabled". Her nurse encouraged her to tone down the suicidal thoughts, find a puppy, and raise her own service dog. Karen did this, and Ben, a German shepherd, dragged her back into life.

A major new exploration of the economics of animal exploitation and a practical road map for how we can use the marketplace to promote the welfare of all living creatures from the renowned animal-rights advocate Wayne Pacelle, president and CEO of the Humane Society of the United States and New York Times best-selling author of The Bond.

A brilliant blend of Shop Class as Soulcraft and The Orchid Thief, Earl Swift’s wise, funny, and captivating Auto Biography follows an outlaw-genius auto mechanic as he painstakingly attempts to restores a classic 1957 Chevy to its former glory - all while the FBI and local law enforcement close in.

When war broke out in Europe in August 1914, the new German luxury ocean liner SS Vaterland was interned in New York Harbor, where it remained docked for nearly three years - until the United States officially entered the fight to turn the tide of the war. Seized by authorities for the US Navy once war was declared in April 1917, the liner was renamed the USS Leviathan by President Woodrow Wilson and converted into an armed troop carrier.

Want to join the worldwide environmental initiative? This practical guide is packed with realistic ways to help the environment and create a better home for you and your loved ones, from reducing energy use and waste and scaling back reliance on your car to making a difference in your diet, at work, and in your community. You'll see how green living affects the environment - and why going green is great for your well-being!

Award-winning journalist and leading consumer advocate William J. McGee offers a shocking, essential exposé that reveals the real state of the "friendly skies". From outsourced call centers in India to the Alabama location where all lost baggage ends up, William J. McGee crisscrossed the country and traveled around the globe immersing himself deep into the world of commercial airlines. And what he found was shocking.

American Fisherman traces the impact fishing has had in shaping America's history, and reveals the influential role it has played in defining our lives. Willie Robertson persuasively argues that America became what it is today in no small part because of the anglers that call it home. From harvesting New England cod to fly fishing for Yellowstone trout to raising Pacific Northwest salmon, the fishing industry has long played an essential role in the establishment of many of the nation's earliest ports.

How do The Matrix, Avatar, and Tron reveal the future of existence? Can our brains recognize where "reality" ends and "virtual" begins? What would it mean to live eternally in a digital universe? Where will technology lead us in five, 50, and 500 years? Two innovative scientists explore the mystery and reality of the virtual and examine the profound potential of emerging digital technologies. Welcome to the future....