Irresistable Forces

Impossible

Packed with color illustrations and fascinating facts, this guide explores all aspects of technology, from ancient artifacts to the latest advances in computer-aided design. Photos and diagrams give an insight into the tools and systems that have shaped the modern world. See how the strength of materials is measured, what astronauts eat in space, and how milk bottles have changed shape. Learn which materials pull and which ones push, how an airplane flies, and how instant coffee is created. Discover why glass is a liquid, the difference between inventors and designers, how a CD player works, how science can help protect threatened plant species, and much, much more.

Here is an exciting and informative guide to the structures in which we live, work, play and worship. Superb color photographs offer a unique eyewitness view of buildings from the ground up. See incredible stone gargoyles, where linenfold wood paneling is found, what a Japanese screen is made of and how a hammer-beam roof is supported. Learn how stained glass is made, the difference between hipped and gabled roofs, how medieval tiles were made, what pantiles are and how stonemasons dress and carve stone. Discover the recipe for limewash, what a leggett is, what the three Greek "orders" were, how towers are built and how houses are built on mountainsides, and much, much more.

EYEWITNESS TRAVEL GUIDE - EPIDEMIC

Infectious disease has always existed around both humans and animals. Ever since people began living in communities, disease could pass easily from one person to another. Often, only a few people become ill. When, however, the problem spreads outside a limited group, affecting a large number of people and lasting for some time, it is called an epidemic. Let’s go on the way with DK to find out anything you would like to know about EPIDEMICS.