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Books > Science & Mathematics > Astronomy, space & time > Cosmology & the universe
Can animals be persons? To this question, scientific and philosophical consensus has taken the form of a resounding, 'No!' In this book, Mark Rowlands disagrees. Not only can animals be persons, many of them probably are. Taking, as his starting point, John Locke's classic definition of a person, as "a thinking intelligent being, that has reason and reflection, and can consider itself the same thinking thing, in different times and places," Rowlands argues that many animals can satisfy all of these conditions. A person is an individual in which four features coalesce: consciousness, rationality, self-awareness and other-awareness, and many animals are such individuals. Consciousness-something that is like to have an experience-is widely distributed through the animal kingdom. Many animals are capable of both causal and logical reasoning. Many animals are also self-aware, since a form of self-awareness is essentially built into the possession of conscious experience. And some animals are capable of a kind of awareness of the minds of others, quite independently of whether they possess a theory of mind. This is not just a book about animals, however. As well as being fascinating in their own right, animals, as Claude Levi-Strauss once put it, are "good to think." In this seamless interweaving of the empirical study of animal minds with philosophy and its history, this book makes a powerful case for the idea that reflection on animals allows us to better understand each of these four pillars of personhood, and so illuminates what means for any individual-animal or human-to be conscious, rational, self- and other-aware.
The subject matter of this work is an area of Lorentzian geometry which has not been heretofore much investigated: Do there exist Lorentzian manifolds all of whose light-like geodesics are periodic? A surprising fact is that such manifolds exist in abundance in (2 + 1)-dimensions (though in higher dimensions they are quite rare). This book is concerned with the deformation theory of M2,1 (which furnishes almost all the known examples of these objects). It also has a section describing conformal invariants of these objects, the most interesting being the determinant of a two dimensional "Floquet operator," invented by Paneitz and Segal.
You have just discovered the literary masterpiece that answers your questions about God, life in the inhabited universe, the history and future of this world, and the life of Jesus. The Urantia Book harmonizes history, science, and religion into a philosophy of living that brings new meaning and hope into your life. If you are searching for answers, read The Urantia Book! The world needs new spiritual truth that provides modern men and women with an intellectual pathway into a personal relationship with God. Building on the world's religious heritage, The Urantia Book describes an endless destiny for humankind, teaching that living faith is the key to personal spiritual progress and eternal survival. These teachings provide new truths powerful enough to uplift and advance human thinking and believing for the next 1000 years. A third of The Urantia Book is the inspiring story of Jesus' entire life and a revelation of his original teachings. This panoramic narrative includes his birth, childhood, teenage years, adult travels and adventures, public ministry, crucifixion, and 19 resurrection appearances. This inspiring story recasts Jesus from the leading figure of Christianity into the guide for seekers of all faiths and all walks of life.
In this vibrant, eye-opening tour of milestones in the history of our universe, Chris Impey guides us through space and time, leading us from the familiar sights of the night sky to the dazzlingly strange aftermath of the Big Bang. What if we could look into space and see not only our place in the universe but also how we came to be here? As it happens, we can. Because it takes time for light to travel, we see more and more distant regions of the universe as they were in the successively greater past. Impey uses this concept "look-back time" to take us on an intergalactic tour that is simultaneously out in space and back in time. Performing a type of cosmic archaeology, Impey brilliantly describes the astronomical clues that scientists have used to solve fascinating mysteries about the origins and development of our universe. The milestones on this journey range from the nearby to the remote: we travel from the Moon, Jupiter, and the black hole at the heart of our galaxy all the way to the first star, the first ray of light, and even the strange, roiling conditions of the infant universe, an intense and volatile environment in which matter was created from pure energy. Impey gives us breathtaking visual descriptions and also explains what each landmark can reveal about the universe and its history. His lucid, wonderfully engaging scientific discussions bring us to the brink of modern cosmology and physics, illuminating such mind-bending concepts as invisible dimensions, timelessness, and multiple universes. A dynamic and unforgettable portrait of the cosmos, How It Began will reward its readers with a deeper understanding of the universe we inhabit as well as a renewed sense of wonder at its beauty and mystery."
Covariant Physics: From Classical Mechanics to General Relativity and Beyond endeavours to provide undergraduate students as well as self-learners with training in the fundamentals of the modern theories of spacetime, most notably the general theory of relativity as well as physics in curved spacetime backgrounds in general. This text does so with the barest of mathematical preparation. In fact, very little beyond multivariable calculus and a bit of linear algebra is assumed. Throughout this textbook, the main theme tying the various topics is the so-called principle of covariance - a fundamental symmetry of physics that one rarely encounters in undergraduate texts. The material is introduced very gradually, starting with the simplest of high school mathematics, and moving through the more intense notions of tensor calculus, geometry, and differential forms with ease. Familiar notions from classical mechanics and electrodynamics are used to increase familiarity with the advanced mathematical ideas, and to emphasize the unity of all of physics under the single principle of covariance. The mathematical and physical techniques developed in this book should allow students to perform research in various fields of theoretical physics as early as their sophomore year in college. The language the reader will learn in this book is the foundational mathematical language of many modern branches of physics, and as such should allow them to read and generally understand many modern physics papers.
In the early 1990s, a NASA-led team of scientists changed the way we view the universe. With the COBE (Cosmic Background Explorer) project, they showed that the microwave radiation that fills the universe must have come from the Big Bang--effectively proving the Big Bang theory beyond any doubt. It was one of the greatest scientific findings of our generation, perhaps of all time. In "The Very First Light," John Mather, one of COBE's leaders, and science writer John Boslough tell the story of how it was achieved. A gripping tale of big money, bigger egos, tense politics, and cutting-edge engineering, "The Very First Light" offers a rare insider's account of the world of big science.
This book offers an advanced introduction to the increasingly robust fields of extrasolar planets and astrobiology. No other text currently available applies this level of mathematics and physics, while also providing an extensive grounding in key issues of chemistry, biology, and geophysics. With extensive references to the literature and chapter-ending exercises, this book can be used as the core text for teaching undergraduate or introductory graduate level courses. The text will also provide astrobiologists with an indispensable "User's Manual" when quick reference to key mathematical and physical techniques is needed. A continually updated online component, fully cross referenced with the text, is also available. Foreword by Geoff Marcy.
A noted astrophysicist presents a lively and accessible introduction to radical ideas and discoveries that are transforming our knowledge of the universe "A strikingly lucid account of the expansion, not just of the universe, but of the way we have tried to understand it, from the Babylonians to black holes and dark matter."-Richard Holmes, "By the Book,"New York Times Book Review "Part history, part science, all illuminating. If you want to understand the greatest ideas that shaped our current cosmic cartography, read this book."-Adam G. Riess, Nobel Laureate in Physics, 2011 This book provides a tour of the "greatest hits" of cosmological discoveries-the ideas that reshaped our universe over the past century. The cosmos, once understood as a stagnant place, filled with the ordinary, is now a universe that is expanding at an accelerating pace, propelled by dark energy and structured by dark matter. Priyamvada Natarajan, our guide to these ideas, is someone at the forefront of the research-an astrophysicist who literally creates maps of invisible matter in the universe. She not only explains for a wide audience the science behind these essential ideas but also provides an understanding of how radical scientific theories gain acceptance. The formation and growth of black holes, dark matter halos, the accelerating expansion of the universe, the echo of the big bang, the discovery of exoplanets, and the possibility of other universes-these are some of the puzzling cosmological topics of the early twenty-first century. Natarajan discusses why the acceptance of new ideas about the universe and our place in it has never been linear and always contested even within the scientific community. And she affirms that, shifting and incomplete as science always must be, it offers the best path we have toward making sense of our wondrous, mysterious universe.
"Evans and Berggren have produced a work that should be on the shelves of all students and scholars interested in the history of early astronomy. Because of the appeal of Geminos's text, this translation will provide a very valuable resource for teaching the history of astronomy and cosmology, as well as early science more generally. The translation is clear, the scholarly apparatus authoritative, and the commentary will serve the needs and interests of a wide range of readers."--Liba Taub, Director & Curator, Whipple Museum, and Reader, Department of History and Philosophy of Science, Cambridge University "Evans and Berggren have provided both the specialist historian and the general scholar and reader with everything they might need to profit from the text. The introduction has a judicious discussion of the history of the book and its author, its place in the history of astronomy, its intended audience, and the general conceptual framework that it assumes. And the translators have done a splendid job of finding accurate English equivalents of the Greek terms and phrases."--Alexander Jones, University of Toronto "Everything about this book is excellent. The translation is a model of clarity and the notes to each section explain the text in detail, both technically and historically. The extensive introduction is, by itself, the most detailed account to date of many, perhaps most, of the subjects treated by Geminos. The book will be of use and interest to everyone curious about ancient science, from the student to the specialist. Evans and Berggren have done such an excellent job in every way, their knowledge of the subject is so complete, that I can only admire their work andrecommend it as exemplary."--Noel M. Swerdlow, University of Chicago
Initially composed by Poe as a public lecture towards the end his career and considered by him the culmination of all his life's work, Eureka is an extended treatise about the creation, existence and the ultimate end of the world. An idiosyncratic blend of creative writing and scientific discourse, with unexpected forays into comedy and wordplay, this self-styled "prose poem" is a genre-defying masterpiece. Although it baffled the reading public of its time, Eureka found many prominent admirers, from Charles Baudelaire to W.H. Auden, and has since assembled an audience receptive to its unique appeal as a compendium of European thought that anticipated many current theories and discoveries while also pioneering many elements of science-fiction aesthetics.
What would that universe be like if human beings were not here to observe it? Would there be still be numbers, or scientific laws? Would the universe even be vast, without our tininess to give it scale? The author of award winning novels (such as Spies), plays (Copenhagen and Noises Off) and films (Clockwise) here produces his first work of non-fiction, one which explores all of the ideas behind his brilliant, funny and hugely popular work.
Studies of stars and stellar populations, and the discovery and characterization of exoplanets, are being revolutionized by new satellite and telescope observations of unprecedented quality and scope. Some of the most significant advances have been in the field of asteroseismology, the study of stars by observation of their oscillations. Asteroseismic Data Analysis gives a comprehensive technical introduction to this discipline. This book not only helps students and researchers learn about asteroseismology; it also serves as an essential instruction manual for those entering the field. The book presents readers with the foundational techniques used in the analysis and interpretation of asteroseismic data on cool stars that show solar-like oscillations. The techniques have been refined, and in some cases developed, to analyze asteroseismic data collected by the NASA Kepler mission. Topics range from the analysis of time-series observations to extract seismic data for stars to the use of those data to determine global and internal properties of the stars. Reading lists and problem sets are provided, and data necessary for the problem sets are available online. The first book to describe in detail the different techniques used to analyze the data on stellar oscillations, Asteroseismic Data Analysis offers an invaluable window into the hearts of stars. * Introduces the asteroseismic study of stars and the theory of stellar oscillations* Describes the analysis of observational (time-domain) data* Examines how seismic parameters are extracted from observations* Explores how stellar properties are determined from seismic data* Looks at the "inverse problem," where frequencies are used to infer internal structures of stars
Introduction to General Relativity and Cosmology gives undergraduate students an overview of the fundamental ideas behind the geometric theory of gravitation and spacetime. Through pointers on how to modify and generalise Einstein's theory to enhance understanding, it provides a link between standard textbook content and current research in the field.Chapters present complicated material practically and concisely, initially dealing with the mathematical foundations of the theory of relativity, in particular differential geometry. This is followed by a discussion of the Einstein field equations and their various properties. Also given is analysis of the important Schwarzschild solutions, followed by application of general relativity to cosmology. Questions with fully worked answers are provided at the end of each chapter to aid comprehension and guide learning. This pared down textbook is specifically designed for new students looking for a workable, simple presentation of some of the key theories in modern physics and mathematics.
Introduction to General Relativity and Cosmology gives undergraduate students an overview of the fundamental ideas behind the geometric theory of gravitation and spacetime. Through pointers on how to modify and generalise Einstein's theory to enhance understanding, it provides a link between standard textbook content and current research in the field.Chapters present complicated material practically and concisely, initially dealing with the mathematical foundations of the theory of relativity, in particular differential geometry. This is followed by a discussion of the Einstein field equations and their various properties. Also given is analysis of the important Schwarzschild solutions, followed by application of general relativity to cosmology. Questions with fully worked answers are provided at the end of each chapter to aid comprehension and guide learning. This pared down textbook is specifically designed for new students looking for a workable, simple presentation of some of the key theories in modern physics and mathematics.
Das vorliegende Tutorium ART ist die ideale Hilfe und Begleitung zur Vorlesung Allgemeine Relativitatstheorie! Dieses Lehrbuch richtet sich an Studierende, die eine Vorlesung zur ART hoeren, und an alle, die genau wissen wollen, wie die Physik das Zwillingsparadoxon, Schwarze Loecher und die Krummung der Raumzeit beschreibt. Die physikalischen Konzepte der ART, wie Raumzeit oder das AEquivalenzprinzip, werden grundlich motiviert und anschaulich eingefuhrt. Die grundlegenden Begriffe der Differenzialgeometrie, die die mathematische Grundlage der ART darstellen, werden sauber erklart, und mit vielen Beispielen wird dafur gesorgt, dass man mit ihnen sicher und routiniert umgehen kann. Mit diesen Werkzeugen werden dann spannende physikalische Phanomene behandelt: Was passiert, wenn man in ein schwarzes Loch fallt? Was genau passiert mit mir, wenn eine Gravitationswelle durch mich hindurchgeht? Und woher wissen wir, dass es einen Urknall gegeben haben muss? All diese Fragen beantwortet dieses Buch. Das Buch kann als begleitende Lernhilfe parallel zu einer Vorlesung benutzt werden, funktioniert aber auch als Lehrbuch, aus dem man selbststandig die Grundlagen der ART lernen kann. Dabei werden die Lerninhalte nicht nur anschaulich und reich bebildert dargestellt, der Stoff wird auch mit vielen UEbungsaufgaben inklusive ausfuhrlicher Loesungen verfestigt. Der Inhalt Newtonsche Mechanik - Spezielle Relativitatstheorie - Mathematische Grundlagen der SRT - Das AEquivalenzprinzip - Tensorkalkul auf Mannigfaltigkeiten - Geometrie: Metriken und kovariante Ableitungen - Geometrie: Krummung - Die Einsteingleichungen - Symmetrien und Erhaltungssatze - Die Schwarzschildmetrik - Kosmologie - Gravitationswellen
A Brilliant Journey into the World of Beauty and Modern Cosmology "Thought-provoking . . . engaging."–New Scientist "The Accelerating Universe is not only an informative book about cosmology. It is rich storytelling and, above all, a celebration of the human mind on its quest for beauty in all things."–Alan Lightman, bestselling author of Einstein’s Dreams "Stimulating."–Nature "The reader will enter a ‘garden of delights.’"–Physics World "Far more than a puzzle for specialists, the struggle to reinterpret the cosmos raises fundamental questions about the human craving for order: Does this craving reflect deep cosmic harmonies that helped create our species? Or does it simply defy an irreducible chaos that we would rather not confront? Livio probes these questions with a daring sufficient to satisfy the hungriest curiosity."–Booklist In this entertaining and lively exploration of the universe, Hubble Space Telescope scientist Mario Livio introduces us to the "old cosmology," which culminated in the view of a perfectly balanced universe, and then presents all of the fascinating ideas being explored by cosmologists in the "new cosmology," which has been inspired by the discovery of acceleration. Providing extraordinarily clear explanations of all the key concepts and theoretical ideas, Livio is a marvelous guide through this most exciting frontier in science today.
In a lively investigation into the boundaries between popular culture and early-modern science, Sara Schechner presents a case study that challenges the view that rationalism was at odds with popular belief in the development of scientific theories. Schechner Genuth delineates the evolution of people's understanding of comets, showing that until the seventeenth century, all members of society dreaded comets as heaven-sent portents of plague, flood, civil disorder, and other calamities. Although these beliefs became spurned as "vulgar superstitions" by the elite before the end of the century, she shows that they were nonetheless absorbed into the science of Newton and Halley, contributing to their theories in subtle yet profound ways. Schechner weaves together many strands of thought: views of comets as signs and causes of social and physical changes; vigilance toward monsters and prodigies as indicators of God's will; Christian eschatology; scientific interpretations of Scripture; astrological prognostication and political propaganda; and celestial mechanics and astrophysics. This exploration of the interplay between high and low beliefs about nature leads to the conclusion that popular and long-held views of comets as divine signs were not overturned by astronomical discoveries. Indeed, they became part of the foundation on which modern cosmology was built.
#1 "NEW YORK TIMES" BESTSELLER
Whitehead's magnum opus is as important as it is difficult. It is
the only work in which his metaphysical ideas are stated
systematically and completely, and his metaphysics are the heart of
his philosophical system as a whole. Sherburne has rearranged the
text in a way designed to lead the student logically and coherently
through the intricacies of the system without losing the vigor of
Whitehead's often brilliant prose.
This witty and amusing exploration of the physical universe explains fundamental concepts in language that is clear to anyone with little or no scientific background. Tyson transforms everyday experiences into venues of cosmic enlightenment as he probes the philosophy, methods, and discoveries of science, including stellar evolution, the conservation of energy, the electromagnetic spectrum, gravity and thermodynamics. Deftly demystifying astronomical terms and concepts such as the Big Bang, black holes, redshifts, syzygy, and Kirkwood Gaps, "Universe Down to Earth" traces the life of the stars from birth to death; presents the Periodic Table of Elements, highlighting noteworthy elements such as titanium, iron, and hydrogen; gives an unorthodox yet entertaining tour of famous constellations; and tackles modern-day astrology.
Is our universe dying?
Cosmology: The Origin and Evolution of Cosmic Structures, Second Edition, is a modern introduction to this fascinating and fast developing subject. The book provides a unique bridge between introductory and advanced material, starting with the elementary foundations of basic cosmological theory, to 'state-of-the-art' frontier research. Extensively revised and updated, the Second Edition includes the latest observational and theoretical developments. The book is fully illustrated throughout with completely updated references. Features:
`Rich in scholarship-invaluable to scholars studying the first milennium AD; highly recommended.' Choice Eclipses and comets can now be precisely dated and are therefore an invaluable aid in checking the chronology of historical records. This study covers the whole world and provides a list of eclipses and comets century by century. |
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