Showing: 1-10 results of 57

"Trilobites are the most lifelike of fossils―many well-preserved specimens belie their great antiquity and seem almost ready to arch their bodies, peer about with their compound eyes, and crawl forward as if to complete a journey that was interrupted hundreds of millions of years ago."―from the Foreword"New York State is and has long been a magnet for trilobite hunters. . . . New York's trilobites were among the first illustrated fossils in North... more...

Rivers wind through earth, cutting down and eroding the soil for millions of years, creating a cavity in the ground 277 miles long, 18 miles wide, and more than a mile deep known as the Grand Canyon. Home to an astonishing variety of plants and animals that have lived and evolved within its walls for millennia, the Grand Canyon is much more than just a hole in the ground. Follow a father and daughter as they make their way through... more...

The ground beneath your feet is solid, right? After all, how could we build houses and bridges if the land was moving all the time? Actually, the ground beneath us really is moving very slowly all the time! In Fault Lines and Tectonic Plates: Discover What Happens When the Earth’s Crust Moves, readers ages 9 through 12 learn what exactly is going on under the dirt. When slowly drifting continents bump up against each other along... more...

The story of one citizen's fight to preserve a US stake in the future of clean energy and the elements essential to high tech industries and national defense. American technological prowess used to be unrivaled. But because of globalization, and with the blessing of the U.S. government, once proprietary materials, components and technologies are increasingly commercialized outside the U.S. Nowhere is this more dangerous than in... more...

A rockhound's must-have resource! Easy to use and lavishly illustrated, this new and completely revised and expanded edition of Collecting Rocks, Gems, and Minerals is designed with beginners in mind, yet filled with valuable technical information for seasoned collectors. This guide takes you from being simply someone who enjoys rocks to a knowledgeable enthusiast in no time and features: An easy-to-use, quick reference format... more...



Iowa's rock record is the product of more than three billion years of geological processes. The state endured multiple episodes of continental glaciation during the Pleistocene Ice Age, and the last glacier retreated from Iowa a mere (geologically speaking) twelve thousand years ago. Prior to that, dozens of seas came and went, leaving behind limestone beds with rich fossil records. Lush coal swamps, salty lagoons,... more...

Our understanding of the British Palaeolithic and Mesolithic has changed dramatically over the last three decades, and yet not since H. J. Fleure's A Natural History of Man in Britain (1951) has the New Naturalist Library included a volume focused on the study of early humans and their environment.In this long overdue new book, distinguished archaeologist Nick Ashton uncovers the most recent findings, following the remarkable survival and discovery of... more...

South America is home to some of the most distinctive mammals on Earth―giant armadillos, tiny anteaters, the world’s largest rodent, and its smallest deer. But the continent once supported a variety of other equally intriguing mammals that have no close living relatives: armored mammals with tail clubs, saber-toothed marsupials, and even a swimming sloth. We know of the existence of these peculiar species thanks to South America’s... more...

Whether you are a dedicated rock fan or an up-and-coming geologist, learn everything you need to know to quickly and easily identify over 325 rocks and minerals commonly found in the UK and Europe. From acanthite to zoisite this is your ideal in-the-field and on-the-move reference.