As advances in the earth sciences lead to...

Hero of Alexandria had a great idea. In the first century ad, Hero’s design of the fi rst steam engine was ingenious and workable. Indeed, classical scholars have argued that it could have been combined with other inventions of the era to create a steam locomotive and railroad, transforming commerce and military affairs in the ancient...

Our goal in writing Network Intrusion Detection, Third Edition has been toempower you as an analyst. We believe that if you read this book cover to cover,and put the material into practice as you go, you will be ready to enter theworld of intrusion analysis. Many people have read our books, or attended ourlive class offered by SANS, and the...

Life on Earth is critically dependent upon the continuous cycling of water between oceans, continents and the atmosphere. Precipitation (including rain, snow, and hail) is the primary mechanism for transporting water from the atmosphere back to the Earth’s surface. It is also the key physical process that links aspects of climate,...

At the nano size, materials often take on unique and sometimes unexpected properties that result in them being ‘tuned’ to build faster, lighter,...

Organisms reproduce to ensure the continued survival of their respective species. For humans, our ability to produce offspring and contribute to genetic variability in the world is made possible by our body's reproductive system. In "The Reproductive System", learn how the development of the reproductive systems in both males...