Leon Gray

How large is the world's biggest bunny? A Flemish giant rabbit weighs 20 pounds (9 kg)--as much as two cats. The supersized rabbits were first raised in a region called Flanders, which is now part of Belgium, more than 150 years ago. Today, they are kept as pets all over the world. Even though they are extremely large, these big bunnies love to cuddle with their owners--and sometimes even with the family dog! In Flemish Giant Rabbit: The World's Biggest...

This handy guide to search engines allows readers to learn the tricks to using these Internet-indexing services to their maximum potential. With an informative history of the development of search engines, this book teaches readers how this essential tool for the Web has advanced in its technology for categorizing websites and then pulling them up for users at the click of a search button. From an electronic "spider" that crawls the World Wide Web...

The British army swelled in size at the beginning of World War I. But many of these new recruits suffered from malnutrition and lacked the physical strength to serve on the front line. Doctors developed healthy diets and workouts for the soldiers and, within months, the army was ready to fight. Biology has always been an important part of war. Doctors use biology to keep troops healthy by treating wounds and effects of trauma. Biologists have developed...

How big are trumpeter swans? With their wings stretched out, they are about as long as an 8-foot (2.4-m) rowboat! These large waterbirds live in North America and make their homes near lakes and ponds. Because of their huge size, trumpeter swans can fight off almost any predator. Get too close to a swan, and you'll hear the loud honking sound that makes it clear how this big bird got its name. In Trumpeter Swan: The World's Largest Waterbird, eye-popping...

This lively guide to the wiki phenomenon narrates the history of wikis, explains how they work, and projects the future of these collaborative, content-driven sites based on developments already under way. With lists of the most popular wikis, biographies of the key figures of the wiki movement, and a timeline of feature developments integrated into wikis today, readers will finish this book feeling confident in their ability to understand, use, and...

Introduces light, covering such topics as the nature of light, how it is produced artificially, the different types of light, light waves, how light travels, colors, how it is perceived, how vision is corrected, and how plants use it in photosynthesis.

Discusses the history and evolution of touch screens and describes how they work, where they are used today, and possible future developments in the field.