Books with author Peggy J. Parks

For thousands of years, people have gazed into the night sky and observed the stars. Scientists estimate that about 6,000 stars are visible with the naked eye, but there are billions more that cannot be seen from Earth. The various star formations, such as Orion and Ursa Major, are known as constellations. This book will examine those and other constellations, as well as discussing how they were discovered and mapped throughout history, some myths from the past, and what modern scientists have learned about them.

Because of sites such as Facebook, Myspace, Twitter, Linkedin, and others, the popularity of online social networking has literally exploded in recent years. Through objective overviews, primary sources, and full-color illustrations, this title examines What Is Online Social Networking? What Are the Dangers Associated with Online Social Networking? Is Online Social Networking Addictive? and Should Online Social Networks Be More Tightly Regulated?

From the Apollo missions that allowed humans to walk on the moon to space shuttle flights and the invaluable data gathered by robotic probes, space research has yielded a vast amount of information over the years. Such knowledge drives the quest for expanded scientific understanding of the universe as well as the development of technologies that support continued space research. This title examines the science behind space research in the following chapters: What Is Space Research? Probing the Universe; Living and Working in Space; Eyes on the Universe; and Space Research in the Future

Alzheimer's is a devastating disease that literally causes the brain to waste away, and it is always fatal. Through objective interviews, primary sources, and full-color illustrations, this title examines: How Does Alzheimer's Disease Affect the Brain? What Causes Alzheimer's Disease? Who Suffers from Alzheimer's Disease? Will Research Prevent or Cure Alzheimer's Disease?

The Internet is not a place, nor is it one single thing. It is nothing more than a tangle of wires and cables--a huge network that allows computers all over the world to talk to each other. This book discusses the Internet's history, how the Worldwide Web made it more accessible, different ways people use the Internet, and the impact it has had on society.