Author: Britannica Educational Publishing Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: Formalizing study of the natural world may seem like a daunting task considering the sheer breadth and variety of living things that inhabit the planet. From the microscopic organisms in the world's m...
Author: Britannica Educational Publishing Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: Although we often search social and historical documents for clues to our past, biological "documents" perhaps hold the most important evidence of our heritage. The traits we inherit from our parents ...
Author: Britannica Educational Publishing Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: For many of us, plants herald the change of seasons, represent the promise of nourishment, or serve as stunning visual reminders of Earth's natural beauty. As vital components of nearly every ecosyste...
Author: Britannica Educational Publishing Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: The life cycle of a plant can be truly remarkable to observe, and the energy of plant life can be truly mystifying; consider how certain environments are inhospitable to life, yet they're sprinkled wi...
Author: Britannica Educational Publishing Publisher: Encyclopaedia Britannica, Inc. Format: Adobe PDF
Description: Beginning with the Industrial Revolution, Europe was seized by the spirit of political and social innovation and reform that has continued into the 21st century. The general atmosphere of the continen...
Author: Publishing, Britannica Educational Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: At the expense of basic human rights, dignity, and decency, Africans were torn from their native countries and first brought to the United State as slaves. Yet even in the face of injustice and hardsh...
Author: Britannica Educational Publishing Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: The geographically distinct American territories of California, the Great Basin, and the Southwest have long sustained a variety of indigenous peoples, including the Miwok, Comanche, and Navajo, respe...
Author: Britannica Educational Publishing Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: Sharing a number of traditions and practices, the Native American tribes of the Northeast and Southeast regions of the United States are sometimes considered as a single culture area known as the East...
Author: Britannica Educational Publishing Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: The use of horses has perhaps most dramatically shaped the way of life for Native American tribes in the Plateau and Plains regions of North America, but the practices and traditions of both culture a...
Author: Publishing, Britannica Educational Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: Weaving together imagination and social commentary, the literature of a nation is often the most effective way to understand the ethos of its people at any given time. The written word offers a sharpe...
Author: Publishing, Britannica Educational Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: Perhaps the most defining characteristic of American literature composed after World War II is the rejection of conventional form and structure with its increasingly uninhibited and experimental style...
Author: Publishing, Britannica Educational Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: Deviating from the romanticism of earlier works, American literature that emerged after the mid-19th century adopted a distinct realism and an often critical view of American society. With penetrating...
Author: Britannica Educational Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: Home to some of the most remarkable feats of engineering as well as awe-inspiring natural vistas, ancient Egypt was a land of great promise fulfilled. Its pyramids, writing systems, and art all predat...
Author: Britannica Educational Publishing Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: Frequently cited as a land that birthed civilization and culture as we know it, the impact of ancient Greece on the world cannot be overstated. Its flourishing city-states laid the creative foundation...
Author: Publishing, Britannica Educational Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: From Archaic times to the reign of Alexander the Great, Greek unity was tenuous, yet Ancient Greece was a place where culture flourished and intellectual achievement knew no bounds. Ancient Greek idea...
Author: Publishing, Britannica Educational Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: The human mind has long hungered to understand deep truths. Though ideas of this nature are often impossible to explain definitively, numerous individuals dedicate their lives to seeking answers that ...
Author: Britannica Educational Publishing Publisher: Encyclopaedia Britannica, Inc. Format: Adobe PDF
Description: The innovation and progress that characterize modernity often eclipse the accomplishments of ages past. However, close examination of ancient civilizations reveals a sophistication in both thought and...
Author: Publishing, Britannica Educational Publisher: Encyclopaedia Britannica, Inc. Format: Adobe PDF
Description: The innovation and progress that characterize modernity often eclipse the accomplishments of ages past. However, close examination of ancient civilizations reveals a sophistication in both thought and...
Author: Britannica Educational Publishing Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: Fathoming the boundlessness of space and the universe, we are immediately filled with curiosity about our own origins and wonder about the objects, life forms, and matter that populate the cosmos. Thr...
Author: Britannica Educational Publishing Publisher: Encyclopaedia Britannica, Inc. Format: Adobe PDF
Description: The sometimes insidious effects of bacterial diseases and viral infections can obscure the incredible significance of the microscopic organisms that cause them. Bacteria and viruses are among the olde...
Author: Britannica Educational Publishing Publisher: Encyclopaedia Britannica, Inc. Format: Adobe PDF
Description: As the world's population expands, so too does the risk of communicable disease and global pandemics. Consequently, healthcare has assumed a greater centrality in the public consciousness both in the ...
Author: Publishing, Britannica Educational Publisher: Encyclopaedia Britannica, Inc. Format: Adobe PDF
Description: Earth's biosphere supports several unique biomes and ecosystems. Though they operate as self-contained units, these regions also operate as part of a global network, nurturing interdependence among gr...
Author: Encyclopaedia Britannica, Inc Publisher: Encyclopaedia Britannica, Inc. and Sol 90 Format: Adobe PDF
Description: Updated for 2011, Birds, is one book in the Britannica Illustrated Science Library Series that covers today's most popular science topics, from digital TV to microchips to touchscreens and beyond. P...
Author: Britannica Educational Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: From the abolitionists and civil rights leaders who struggled to secure basic freedoms to the scientists, entertainers, and public servants who have nurtured innovation in their respective fields, Afr...
Author: Publishing, Britannica Educational Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: The human body's ability to withstand environmental factors and the physical stress of daily life is just as remarkable as its ability to overcome illness and injury. The organs and mechanisms that al...
Author: Britannica Educational Publishing Publisher: Encyclopaedia Britannica, Inc. Format: Adobe PDF
Description: The human body's ability to withstand environmental factors and the physical stress of daily life is just as remarkable as its ability to overcome illness and injury. The organs and mechanisms that al...
Author: Publishing, Britannica Educational Publisher: Encyclopaedia Britannica, Inc. Format: Adobe PDF
Description: The human body's ability to withstand environmental factors and the physical stress of daily life is just as remarkable as its ability to overcome illness and injury. The organs and mechanisms that al...
Author: Encyclopaedia Britannica, Publisher: Encyclopaedia Britannica/Publisher Format: Adobe PDF
Description: The Britannica Book of the Year 2011 provides a valuable viewpoint on the people and events that shaped the year. In addition to keeping the Encyclopaedia Britannica updated, it serves as a great ref...
Author: Publishing, Britannica Educational Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: Sharp-toothed and quick-footed, carnivorous mammals are primed for the hunt. Far from ruthless, however, carnivores-hunters by nature and necessity-are integral to maintaining ecological balance. Whil...
Author: Britannica Educational Publishing Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: Arguably one the greatest influences on the Western world, if not the world as a whole, the Christian faith can be described as a cultural and religious colossus for the tremendous effect it has had o...
Author: Publishing, Britannica Educational Publisher: Encyclopaedia Britannica, Inc. Format: Adobe PDF
Description: As a fixture in recent headlines, the Earth's climate has commanded much attention. While environmental and atmospheric conditions in large part determine the climate of a region, the impact of human ...
Author: Publishing, Britannica Educational Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: The Earth's capacity to sustain life increasingly depends on the actions of humans and our commitment to preserving the planet's incredible biodiversity. Because its ecosystems are vulnerable to pollu...
Author: Publishing, Britannica Educational Publisher: Encyclopaedia Britannica, Inc. Format: Adobe PDF
Description: Characterized by uncompromising climate, sparse population density, and extreme aridity, deserts, steppes, and scrublands represent some of the least accessible regions on the planet. However, despite...
Author: Britannica Educational Publishing Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: The cultural and intellectual achievements of Old World civilizations-ancient Greece or Egypt, for instance-can be glimpsed in present-day societies the world over. Unfortunately, accomplishments of t...
Author: Britannica Educational Publishing Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: Routinely going through daily life, people may be inured to the fact that Earth takes up only a small fraction of a solar system, let alone the universe. Still, the planet we call home is unique for a...
Author: Encyclopaedia Britannica, Inc Publisher: Encyclopaedia Britannica, Inc. and Sol 90 Format: Adobe PDF
Description: Updated for 2011, Ecology is one title in the Britannica Illustrated Science Library Series. Long ago when people still lived in caves-perhaps at the same time when they developed habits that were di...
Author: Britannica Educational Publishing Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: Life on Earth can be viewed as a complex network of interactions between living organisms and their respective environments. By parsing the natural world into various ecosystems and biomes, the extent...
Author: Britannica Educational Publishing Publisher: Encyclopaedia Britannica, Inc. Format: Adobe PDF
Description: The dynasties of ancient Egypt's pharaohs are among the more storied elements of Egypt's rich heritage, but the long era of foreign rule that followed has in many ways been more crucial to the develop...
Author: Encyclopaedia Britannica, Inc Publisher: Encyclopaedia Britannica, Inc. and Sol 90 Format: Adobe PDF
Description: Updated for 2011, Energy and Movement, is one book in the Britannica Illustrated Science Library Series that covers today's most popular science topics, from digital TV to microchips to touchscreens ...
Author: Britannica Educational Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: As the British empire expanded ever outward, English writers of the 19th and early 20th centuries such as Charles Dickens, T.S. Eliot, and Virginia Woolf turned their gaze inward to matters of ethical...
Author: Britannica Educational Publishing Publisher: Encyclopaedia Britannica, Inc. Format: Adobe PDF
Description: Weaving together imagination and social commentary, the literature of a nation is often the most effective way to understand the ethos of its people at any given time. The written word offers a sharpe...
Author: Publishing, Britannica Educational Publisher: Encyclopaedia Britannica, Inc. Format: Adobe PDF
Description: Weaving together imagination and social commentary, the literature of a nation is often the most effective way to understand the ethos of its people at any given time. The written word offers a sharpe...
Author: Encyclopaedia Britannica, Inc Publisher: Encyclopaedia Britannica, Inc. and Sol 90 Format: Adobe PDF
Description: Updated for 2011, the Environment is one title in the Britannica Illustrated Science Library Series. It does not take an expert in environmental science to realize that the world is changing. Is it g...
Author: Encyclopaedia Britannica, Inc Publisher: Encyclopaedia Britannica, Inc. and Sol 90 Format: Adobe PDF
Description: Updated for 2011, Evolution and Genetics, is one book in the Britannica Illustrated Science Library Series that covers today's most popular science topics, from digital TV to microchips to touchscree...
Author: Encyclopaedia Britannica, Inc Publisher: Encyclopaedia Britannica, Inc. and Sol 90 Format: Adobe PDF
Description: Updated for 2011, Fish and Amphibians, is one book in the Britannica Illustrated Science Library Series that covers today's most popular science topics, from digital TV to microchips to touchscreens ...
Author: Britannica Educational Publishing Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: Anyone who has experienced the thrill of watching his or her team win on Super Bowl Sunday will recognize the exhilaration that the game of football generates. Gridiron football is a complex game that...
Author: Publishing, Britannica Educational Publisher: Encyclopaedia Britannica, Inc. Format: Adobe PDF
Description: Between their verdant canopies and shaded floors, forests contain a multi-tiered ecosystem that supports an abundance of flora and fauna. Together with the grasses and vegetation in the grasslands to ...
Author: Britannica Educational Publishing Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: The New World, as the land that comprises the United States was once known, held the promise of opportunity and changing fortunes for those who discovered and colonized it. Even before becoming an ind...
Author: Britannica Educational Publishing Publisher: Britannica Educational Publishing Format: Adobe PDF
Description: Characterized largely by expansionism, economic growth, and social and political reform, the period in American history following the War of 1812 proved advantageous to a number of Americans. Even as ...
Author: Publishing, Britannica Educational Publisher: Encyclopaedia Britannica, Inc. Format: Adobe PDF
Description: Fungi, protists, and algae are among the most diverse life forms on the planet. Tiny protists range from plants to animals. Algae range from single celled plants to 60-foot-long kelp. Fungi occupy a k...