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This book is perfect for science teachers who want to bringone of the most remarkable research tools of the 20th centuryinto their classrooms: the laser. Requiring only a low-cost, low-power laser, the bookpresents a series of experiments for in-class demonstrations orstudent activities
This book is a detailed and comprehensive synthesis of the scientific study of aging. Dozens of contributions from leading scholars review various theories of aging, and molecular, cellular, biochemical and microbial aspects of aging, among just a few of the topics included. Authoritative, wide ranging and thorough, this book will act as a source for experimental design, a comprehensive description of age related diseases, and provide information of the latest molecular theories underlying their causes. Additionally, it will target industries involved in developing anti-aging drugs, post-graduate medical students, and university libraries.
Salmon gillnetting in the turbulent waters of the Fraser River at the turn of the last century was dangerous, back-breaking work. Skiffs were equipped with a single sail, but most maneuvering had to be accomplished by oars, an almost impossible task against any current or tide. Once towed to the grounds by a cannery tug, the fishermen were on their own for at least twelve hours, casting their 400-metre long nets out and pulling them back by hand. Their only shelter was a partial tent over the bow. Many came to grief on dark, windy nights as they blew out of the main channel to the mudflats of the estuary, or worse, the open waters of the Strait of Georgia. When the powerful Fraser River Cann...