Richard Spilsbury

Includes not only clear descriptions of how various types of fossils are formed but also information on why most dead creatures do not fossilize and how scientists can determine how an animal moved from petrified footprints. The book even explains how the placement of fossils has helped paleontologists to figure out how dinosaurs behaved. Numerous color photos include some of fossil eggs and of a coelacanth, which is considered a living fossil.

How did ancient people manage to find light sources? How do we know about light-based theories such as prisms? This fascinating book looks at the historical controversies that surround the discovery and theories of light and tells the stories of the scientists who worked on them. It also examines how the different theories based on light were arrived at, how they were tested, and what impact these theories and discoveries have had on our understanding...

Learn all about dolphins and whales : how they live, work together, communicate, defend themselves and much more.

Discusses biomass fuel as an energy resource, describes how biomass is turned into electricity and biofuels, and explains the advantages and disadvantages to using biomass energy.

This book introduces the forms of energy and explains the two states of energy called potential energy and kinetic energy.

Presents the pros and cons of this alternative energy source, discussing what it is; how it works; and its environmental impact, cost, and future.

"The world is full of materials, and they are all different. This book explores the wide range of materials we use, looking at their properties and what makes them suitable for different applications"--From the publisher's web site.

Explores Greece and its different cultures, customs, backgrounds, languages, sights, cuisine, clothing, products, religion, and attitudes.

"Within the rock cycle, there are so many other processes! Weather, erosion, and the creation of metamorphic, igneous, and sedimentary rock are all part of the greater process scientists call the rock cycle. In this colorful and engaging volume, readers read about each process in accessible language and then review it in an easy-to-follow flowchart. Full of Earth science content that supports classroom learning, the main content guides readers through...