Science March 14 2008

The thoroughly revised and updated Third Edition of the acclaimed Modern Epidemiology reflects both the conceptual development of this evolving science and the increasingly focal role that epidemiology plays in dealing with public health and medical problems. Coauthored by three leading epidemiologists, with contributions from sixteen experts in a variety of epidemiologic sub-disciplines, this new edition is by far the most comprehensive and cohesive text on the principles and methods of epidemiologic research.

This book gives the professional pharmaceutical scientist a basic and comprehensive tool to facilitate the preclinical development process by bringing together, in one resource an overview of the preclinical process along with a compendium of methods and techniques that need to be considered when developing a new drug. The book details steps in the preclinical process including: prioritizing and optimizing leads, toxicity, pharmacogenomics, modeling, and regulations.

Thoroughly revised and updated for its Fourth Edition, this Spiral® Manual is a practical quick-reference guide to the diagnosis and management of all gastrointestinal problems—from common complaints such as intestinal gas to life-threatening diseases such as cancer and AIDS.

Scientific American (informally abbreviated to SciAm) is a popular science magazine published since August 28, 1845, which according to the magazine makes it the oldest continuously published magazine in the United States. It brings articles about new and innovative research to the amateur and lay audience.

Explore the world of the seemingly impossible with the all-new series SCI FI SCIENCE. Hosted by internationally-renowned physicist and co-founder of string field theory, Dr. Michio Kaku, this series poses the idea that science fiction may not be so far from science fact. Examine topics that currently seem so far outďż˝ of the realm of possibility, such as invisibility cloaks, teleportation, time travel and more. Kaku uses discussion of speculative technologies to introduce topics of fundamental physics to the reader.

This exciting book brings together a set of papers on large rivers of the world, as a unique introduction to a demanding subject. The book includes thirty chapters and