Night Comes to the Cretaceous

Night Comes to the Cretaceous PDF Author: James Lawrence Powell
Publisher: W H Freeman & Company
ISBN: 9780716731177
Category : Science
Languages : en
Pages : 250

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Book Description
Explains how the cataclysmic-collision theory of dinosaur extinction came about and the scientific melee that ensued

Night Comes to the Cretaceous

Night Comes to the Cretaceous PDF Author: James Lawrence Powell
Publisher: Mariner Books
ISBN: 9780156007030
Category : Nature
Languages : en
Pages : 276

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Book Description
What killed the dinosaurs? For more than a century, this question has been one of the greatest unsolved mysteries in science. But, in 1980, Nobel Prize-winning physicist Luis Alvarez and his son, Walter, proposed a radical answer: 65 million years ago an asteroid or comet as big as Mt. Everest slammed into the earth, raising a dust cloud vast enough to cause mass extinction. A revolutionary idea that challenged the ice-age extinction theory, the asteroid-impact theory was scorned and derided by the science community. But after years of bitter debate and intense research, an astonishing discovery was made-an immense impact crater in the Yucatan Peninsula that was identified as Ground Zero. The Alvarezes had their proof. A dramatic scientific detective story, Night Comes to the Cretaceous is a brilliant example of science at work-in the trenches, complete with passionate struggles and occasional victories. "

Webs of Reality

Webs of Reality PDF Author: William Austin Stahl
Publisher: Rutgers University Press
ISBN: 9780813531076
Category : Religion
Languages : en
Pages : 260

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Book Description
Science and religion are often thought to be advancing irreconcilable goals and thus to be mutually antagonistic. Yet in the often acrimonious debates between the scientific and religions communities, it is easy to lose sight of the fact that both science and religion are systems of thought and knowledge that aim to understand the world and our place in it. Webs of Reality is a rare examination of the interrelationship between religion and science from a social science perspective, offering a broader view of the relationship, and posing practical questions regarding technology and ethics. Emphasizing how science and religion are practiced instead of highlighting the differences between them, the authors look for the subtle connections, tacit understandings, common history, symbols, and implicit myths that tie them together. How can the practice of science be understood from a religious point of view? What contributions can science make to religious understanding of the world? What contributions can the social sciences make to understanding both knowledge systems? Looking at religion and science as fields of inquiry and habits of mind, the authors discover not only similarities between them but also a wide number of ways in which they complement each other.

Cretaceous Dawn

Cretaceous Dawn PDF Author: Michael S. A. Graziano
Publisher: ReadHowYouWant.com
ISBN: 1459601181
Category : Fiction
Languages : en
Pages : 478

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Book Description
A long-extinct beetle appears in a physics lab. Four-and-a-half people and a dog are hurled 65 million years through time, to the Age of the Dinosaurs, and paleontologist Julian Whitney and his companions have only one chance for rescue. Meanwhile in the lab, police chief Sharon Earles must solve the mystery of why half a body remains where five people had just been. Physicists try to determine what went wrong but can they fix the vault in time to retrieve the missing people and do they want to?

Mysteries of Terra Firma

Mysteries of Terra Firma PDF Author: James Powell
Publisher: Simon and Schuster
ISBN: 1416576789
Category : Science
Languages : en
Pages : 280

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Book Description
In Mysteries of Terra Firma, James Lawrence Powell tells an engrossing three-part tale of how we came to understand the ground on which we walk, and how that ground holds the key to the greatest secrets of deep space and time. Naming his profound stories Time, Drift, and Chance, he tells of the three twentieth-century revolutions in thought that created the amazing science of Earth -- and of all planets to the edge of the universe. The riddle that drove the first revolution is obvious and yet in 1904 remained impenetrable: how old is Earth? An encounter between the imperious Lord Kelvin and a New Zealand farm-boy-turned-physicist, Ernest Rutherford, set the stage for the solution and launched a golden century of geology. As a result, scientists learned that if the 4.5 billion years of geologic time were compressed into a single twenty-four-hour period, Homo sapiens would have arrived only in the last second. The geological Revolution of Time reveals how long the ground on which we walk has existed, and how briefly we have trod that ground. In the early twentieth century, German meteorologist and polar explorer Alfred Wegener proposed a counterintuitive, heretical theory: that terra firma is not so firm; instead of being fixed in place, continents drift. In 1926, petroleum geologists convened in New York City to discuss Wegener's radical idea, where it was met with outrage and skepticism: "If we are to believe Wegener's hypothesis we must forget everything which has been learned in the last seventy years and start all over again," one attendee said. Forty years later, a new generation did exactly that. The Revolution of Drift, the second part of Powell's narrative, showed us how the ground on which we walk moves. Throughout geologic time, meteorites have incessantly bombarded everything in the solar system. Far from serene and predictable, the planets are ruled by random violence on an unimaginable scale. Once a mountain-sized meteorite flew through space, struck the Earth, killed the dinosaurs and two-thirds of all species, and spared the small hamster-sized creature that happened to be our ancestor. The chance of that happening again is essentially zero. So, the final revolution in Powell's history of a golden century of geology is the Revolution of Chance. Simply put, this revolution in thought has transformed our understanding of how lucky we really are. If we can learn so much from considering no more than the rocks beneath our feet, what will we learn when we begin walking on other planets? Mysteries of Terra Firma is both charming in its storytelling and staggering in its implications. Discovering the ground on which we stand is a fascinating journey into our past -- and our future.

Bernissart Dinosaurs and Early Cretaceous Terrestrial Ecosystems

Bernissart Dinosaurs and Early Cretaceous Terrestrial Ecosystems PDF Author: Pascal Godefroit
Publisher: Indiana University Press
ISBN: 0253005701
Category : Science
Languages : en
Pages : 648

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Book Description
In 1878, the first complete dinosaur skeleton was discovered in a coal mine in Bernissart, Belgium. Iguanodon, first described by Gideon Mantell on the basis of fragments discovered in England in 1824, was initially reconstructed as an iguana-like reptile or a heavily built, horned quadruped. However, the Bernissart skeleton changed all that. The animal was displayed in an upright posture similar to a kangaroo, and later with its tail off the ground like the dinosaur we know of today. Focusing on the Bernissant discoveries, this book presents the latest research on Iguanodon and other denizens of the Cretaceous ecosystems of Europe, Asia, and Africa. Pascal Godefroit and contributors consider the Bernissart locality itself and the new research programs that are underway there. The book also presents a systematic revision of Iguanodon; new material from Spain, Romania, China, and Kazakhstan; studies of other Early Cretaceous terrestrial ecosystems; and examinations of Cretaceous vertebrate faunas.

Hell Creek, Montana

Hell Creek, Montana PDF Author: Dr. Lowell Dingus
Publisher: St. Martin's Press
ISBN: 1250092523
Category : History
Languages : en
Pages : 211

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Book Description
"Given its wide range, this book should attract readers of history and lovers of the American West in addition to dinosaur junkies. " - Publishers Weekly Hell Creek, Montana, is one of the most windswept, hardscrabble locales in the American West-a quiet town of ranchers, farmers, and others who seek the beauty of the open spaces. It is also the unlikely setting of some of the most fascinating events in the history of the United States and North America. From the first-ever discovery of a Tyrannosaurus rex to Lewis and Clark's landmark expedition; from the Freeman compound standoff to Sitting Bull and Little Big Horn, Hell Creek has been a central player in the events of the last two hundred years-and the last 200 million. Now, with grace and quiet wit, renowned paleontologist and writer Lowell Dingus takes us on a tour of this desolate, beautiful, out-of-the-way place and illuminates its inhabitants, geology, paleontology, and surprising place in history. Nature lovers, dinosaur buffs, and people fascinated with the turbulent history--both ancient and modern--of the American West will find much to delight them in this journey to Hell Creek.

Dinosaurs

Dinosaurs PDF Author: David E. Fastovsky
Publisher: Cambridge University Press
ISBN: 1316692442
Category : Science
Languages : en
Pages : 495

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Book Description
The ideal textbook for non-science majors, this lively and engaging introduction encourages students to ask questions, assess data critically and think like a scientist. Building on the success of the previous editions, Dinosaurs has been reorganised and extensively rewritten in response to instructor and student feedback. It continues to make science accessible and relevant through its clear explanations and extensive illustrations. Updated to reflect recent fossil discoveries and to include new taxa, the text guides students through the dinosaur groups, emphasising scientific concepts rather than presenting endless facts. It is grounded in the common language of modern evolutionary biology - phylogenetic systematics - so that students examine dinosaurs as professional paleontologists do. The key emerging theme of feathered dinosaurs, and the many implications of feathers, have been integrated throughout the book, highlighted by the inclusion of stunning new photographs in this beautifully illustrated text, now in full colour throughout.

Nature of Science (OOP Night Comes to the Cretaceous)

Nature of Science (OOP Night Comes to the Cretaceous) PDF Author:
Publisher:
ISBN:
Category : Education
Languages : en
Pages : 0

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Book Description


Evolution of the Ammonoids

Evolution of the Ammonoids PDF Author: Kate LoMedico Marriott
Publisher: CRC Press
ISBN: 1000814858
Category : Nature
Languages : en
Pages : 277

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Book Description
Documents the early history of paleontology and the role played by ammonoids Describes the basic anatomy of a diverse and long persisting lineage Summarizes the classification and diversity of ammonoids Lavishly illustrated with beautiful reconstructions Highlights recent findings and outstanding controversies