Examines the evolution of cellular telephone technology, discussing its history, technical systems and tools, and related ethical, cultural, and societal issues.
Discusses the natural phenomenon of tornadoes, including their development, the destruction they cause, our ability to predict them, scientific studies, and efforts to educate and warn the public.
Offers a clearly written and visually enhanced overview about the age of exploration and is designed both to acquaint readers with the basics of history and to make them aware that their lives and their own historical era are an intimate part of the ongoing human saga.
Looks at how investigators use surveillance technologies and videos to gather evidence of crimes, and includes crime statistics, and career information.
