When we look at a starry night sky, we are looking out through vast invisible expanses of our own Solar System. The planets, appearing as bright specks, have been revealed as worlds by space missions. However, the invisible spaces between them are equally interesting. Unseen forces, such as the effect of gravity, spiraling magnetic fields, and subatomic particles, originate from the Sun. Celestial bodies too small to see form unexpected patterns, while atoms and nuclei are hidden even if in our own bodies. Weaving the history of discovery with clear explanations, Invisible Solar System pulls back the cloak of invisibility under which myriad aspects of the local region of space are connected. Features: • Gravity, originally seen as an invisible force, is now revealed as a curvature of spacetime, and, even in its simple form, enables amazing patterns to form • The smallest particles have other structures that enable them to interact, powering the present Solar System while also giving clues to nuclear events past and present • Long-range forces of electricity and magnetism connect the Sun and planets, dominating the hot plasma gas of space while protecting us from cosmic rays via multiple layers of magnetic shields Martin Connors is a Professor of Astronomy, Mathematics, and Physics at Canada’s dominant distance education institution, Athabasca University. He is also affiliated with the planetary science group at Western University in London, Canada. He has authored numerous courses and scientific articles. His wide-ranging research has extended from the history of astronomy, through asteroids and their impact craters, to auroras and their magnetic effects. He has been a visiting professor at UCLA and at Nagoya University in Japan. When not doing scientific work, he reads about history, practices foreign languages, and blends photography with travel when possible.
With a four-star rating from USA Today, this comprehensive guide definitely leads the pack. The 1994 edition reviews 22,000-plus videos, including 1,500 new reviews, and offers seven indexes to speed readers' searches; information and opinions (one to four bones or a Woof!); and more.
Human immunodeficiency virus (HIV) infection is a complex illness affecting the immune system. Acquired immunodeficiency syndrome (AIDS) is an advanced form of HIV infection in which the patient has developed opportunistic infections or certain types of cancer and/or the CD4+ T cell count has dropped below 200/μL. More than 40 million persons around the world are infected with HIV, with approximately 14,000 new infections every day. The disease causes 3 million deaths worldwide each year, 95% of them in developing countries. Optimal management of human immunodeficiency virus requires strict adherence to highly active antiretroviral treatment (HAART) regimens, but the complexity of these regimens (e.g., pill burden, food requirements, drug interactions, and severe adverse effects) limits effective treatment. However, more patients with HIV are surviving longer today because of these drugs. This allows further study of commonly associated adverse effects. These may affect all body systems and range from serious toxicities to uncomfortable but manageable events. This book reviews some of HAART-related metabolic and neurological complications.
This easy-to-follow introduction to computer science reveals how familiar stories like Hansel and Gretel, Sherlock Holmes, and Harry Potter illustrate the concepts and everyday relevance of computing. Picture a computer scientist, staring at a screen and clicking away frantically on a keyboard, hacking into a system, or perhaps developing an app. Now delete that picture. In Once Upon an Algorithm, Martin Erwig explains computation as something that takes place beyond electronic computers, and computer science as the study of systematic problem solving. Erwig points out that many daily activities involve problem solving. Getting up in the morning, for example: You get up, take a shower, get dressed, eat breakfast. This simple daily routine solves a recurring problem through a series of well-defined steps. In computer science, such a routine is called an algorithm. Erwig illustrates a series of concepts in computing with examples from daily life and familiar stories. Hansel and Gretel, for example, execute an algorithm to get home from the forest. The movie Groundhog Day illustrates the problem of unsolvability; Sherlock Holmes manipulates data structures when solving a crime; the magic in Harry Potter’s world is understood through types and abstraction; and Indiana Jones demonstrates the complexity of searching. Along the way, Erwig also discusses representations and different ways to organize data; “intractable” problems; language, syntax, and ambiguity; control structures, loops, and the halting problem; different forms of recursion; and rules for finding errors in algorithms. This engaging book explains computation accessibly and shows its relevance to daily life. Something to think about next time we execute the algorithm of getting up in the morning.
Food Scientists the world over should keep abreast of advances in konwledge and techniques in this developing new food process. The place to start is with these three volumes, which are, without question, the most comprehensive and the most authoritative source fo information on the basic science and technology yet published on food preservation by the application of ionizing radiation.
Spearhead, first published in 1946, is a fictional account of U.S. Army artillery and infantry units at the start of the Battle of the Bulge in World War II. Initially forced to retreat, the men try to regain the offensive under heavy ground fire and aerial bombardment. Tensions mount between several of the officers, one of German descent, who are at odds over the nature of evil and the war. Their differences become especially apparent in their views of Germans and Naziism, and is reflected in their differing treatment of their captured prisoners-of-war. Spearhead is a little known novel of the War, but is filled with details based on the author’s own wartime experiences, plus examines the deeper moral questions of the conflict.
Be prepared for exam day with Barron’s. Trusted content from AP experts! Barron’s AP Statistics: 2021-2022 includes in-depth content review and practice. It’s the only book you’ll need to be prepared for exam day. Written by Experienced Educators Learn from Barron’s--all content is written and reviewed by AP experts Build your understanding with comprehensive review tailored to the most recent exam Get a leg up with tips, strategies, and study advice for exam day--it’s like having a trusted tutor by your side Be Confident on Exam Day Sharpen your test-taking skills with 6 full-length practice tests, including a diagnostic test to target your studying Strengthen your knowledge with in-depth review covering all Units on the AP Statistics Exam Reinforce your learning with numerous practice quizzes throughout the book
When Birmingham football club Kingsbarr United are relegated from the English Premier League they are seemingly rescued by a mysterious new manager from Transylvania, Professor Cezar Prodanescu and his stable of young superstars who also happen to be a nest of vampires! Once darkness falls and the floodlights glow, their powers enable United to win games by incredible margins. Buried nearby is the worlds first vampire and Cezars plan is to resurrect a clone from the extracted DNA of his ancient bones. But Cezar did not legislate for falling in love with human girl, Lily, or for acquiring such admiration for team captain and local hero Johnny Knox and Uniteds other human footballers. But as Cezar struggles with his emotions and attempts to shield his identity as a master vampire, his finest example, star striker Andrei is eager to keep things on course. But will the cloning of the worlds first vampire materialise? Will Cezar lead United back to Premiership glory? Does Cezar hold any answers for the disappearance of Johnnys long lost son? And when the evil Andrei takes a shine to Johnnys teenage daughter, a dramatic showdown ensues in a desperate bid to rescue her and the entire human race.
Almost every evening for nine years during the late 1970s and early 1980s, the CBS Radio Mystery Theatre brought monsters, murderers and mayhem together for an hour. Created, produced and directed by Himan Brown, the series remains a landmark in radio drama. This book is a detailed history and episode guide to the show. Descriptive information includes exact titles, airdates and rebroadcast dates, episode numbers, cast lists, writer and adapter credits, and a storyline synopsis. This material comes directly from CBS press releases in order to insure complete accuracy. Also included wherever possible are information about the actors and actresses, quotes from performers and writers (many from personal interviews), anecdotes about various scripts and sound effects, and other notes of interest.
It has been estimated that over a billion people are using or learning English as a second or foreign language, and the numbers are growing not only for English but for other languages as well. These language learners provide a burgeoning market for tools that help identify and correct learners' writing errors. Unfortunately, the errors targeted by typical commercial proofreading tools do not include those aspects of a second language that are hardest to learn. This volume describes the types of constructions English language learners find most difficult -- constructions containing prepositions, articles, and collocations. It provides an overview of the automated approaches that have been developed to identify and correct these and other classes of learner errors in a number of languages. Error annotation and system evaluation are particularly important topics in grammatical error detection because there are no commonly accepted standards. Chapters in the book describe the options available to researchers, recommend best practices for reporting results, and present annotation and evaluation schemes. The final chapters explore recent innovative work that opens new directions for research. It is the authors' hope that this volume will contribute to the growing interest in grammatical error detection by encouraging researchers to take a closer look at the field and its many challenging problems. Table of Contents: Introduction / History of Automated Grammatical Error Detection / Special Problems of Language Learners / Language Learner Data / Evaluating Error Detection Systems / Article and Preposition Errors / Collocation Errors / Different Approaches for Different Errors / Annotating Learner Errors / New Directions / Conclusion
A collection of essays from today’s most acclaimed authors—from Cheryl Strayed to Roxane Gay to Jennifer Weiner, Alexander Chee, Nick Hornby, and Jonathan Franzen—on the realities of making a living in the writing world. In the literary world, the debate around writing and commerce often begs us to take sides: either writers should be paid for everything they do or writers should just pay their dues and count themselves lucky to be published. You should never quit your day job, but your ultimate goal should be to quit your day job. It’s an endless, confusing, and often controversial conversation that, despite our bare-it-all culture, still remains taboo. In Scratch, Manjula Martin has gathered interviews and essays from established and rising authors to confront the age-old question: how do creative people make money? As contributors including Jonathan Franzen, Cheryl Strayed, Roxane Gay, Nick Hornby, Susan Orlean, Alexander Chee, Daniel Jose Older, Jennifer Weiner, and Yiyun Li candidly and emotionally discuss money, MFA programs, teaching fellowships, finally getting published, and what success really means to them, Scratch honestly addresses the tensions between writing and money, work and life, literature and commerce. The result is an entertaining and inspiring book that helps readers and writers understand what it’s really like to make art in a world that runs on money—and why it matters. Essential reading for aspiring and experienced writers, and for anyone interested in the future of literature, Scratch is the perfect bookshelf companion to On Writing, Never Can Say Goodbye, and MFA vs. NYC.
Be prepared for exam day with Barron’s. Trusted content from AP experts! Barron’s AP Statistics Premium: 2021-2022 includes in-depth content review and online practice. It’s the only book you’ll need to be prepared for exam day. Written by Experienced Educators Learn from Barron’s--all content is written and reviewed by AP experts Build your understanding with comprehensive review tailored to the most recent exam Get a leg up with tips, strategies, and study advice for exam day--it’s like having a trusted tutor by your side Be Confident on Exam Day Sharpen your test-taking skills with 9 full-length practice tests--6 in the book, including a diagnostic test to target your studying, and 3 more online Strengthen your knowledge with in-depth review covering all Units on the AP Statistics Exam Reinforce your learning with numerous practice quizzes throughout the book Interactive Online Practice Continue your practice with 3 full-length practice tests on Barron’s Online Learning Hub Simulate the exam experience with a timed test option Deepen your understanding with detailed answer explanations and expert advice Gain confidence with automated scoring to check your learning progress
In genteel Epsom, Surrey in the summer of 1919 a score of semi-rural police officers fought a rioting mob of 400 Canadian soldiers in a battle of Rorke's Drift proportions. At the end of it the dependable Station Sergeant Thomas Green lay dead, bludgeoned by a bar torn from the police cells.Green is the only policeman to be murdered in his own police station on the mainland ever and was one of only two killed by rioters in the 20th century - the other being PC Blakelock.Yet media coverage was subdued and the path to justice tightly managed. Indeed no person was charged with murder. A handful of Canadians were quietly convicted of riot and were back home for Christmas.We Are Not Manslaughterers lifts the lid on why the case is practically unknown and how political and international considerations deprived Thomas Green of justice. David Lloyd George and Winston Churchill were personally involved in engineering their desired outcomes. Fraying colonial bonds necessitated a manipulation of the system nationally and a backdrop of STDs among the convalescent soldiers triggered a cover-up locally.Martin Knight is the author of George Best's final autobiography as well as several other sports, culture and fiction books.
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