During the fifteenth century, the Scientific Revolution signaled a major shift in the way people viewed the natural world. Today, René Descartes is perhaps best known as the father of modern Western philosophy, but he also played an important role in the development of a rational approach toward scientific questions. He was a gifted mathematician and his examinations of the natural world led him to develop theories about light, the formation of the...

When the economy slows, a vicious cycle begins. People cut back on spending, so companies sell less and see their profits shrink. Workers are laid off, leading to even less consumer spending. With lower incomes, people pay less in taxes, and the government can't fund its programs and services, reducing the quality of life for its citizens, who grow ever more fearful and less likely to spend money. Now, more than ever, young people need to understand...

Information technology professionals are in high demand in today's job market, and there are no signs of that demand abating. Much of the focus in IT is on software developers and security specialists, but a need also exists for technical quality assurance engineers. These professionals devise and run the tests that check programs and digital infrastructure for problems and flaws. This title provides teens with an in-depth look at the ins and outs...

We live in a world that has a heightened awareness and deep concern about terrorism. Interesting antiterrorism-based careers are experiencing a boom, including the role of cyberterrorism expert. Cyber attacks threaten our very infrastructure. This book explores how cyberterrorism experts tackle each assault. Readers will learn about important skills and educational steps that will lead to a successful career in this challenging realm.

Work as an undercover gang investigator is not for everyone. This career guide is for those young people who feel they have the physical and mental toughness and resourcefulness to work in this most difficult of fields. In addition to explaining exactly what personality type is needed and what sorts of physical, emotional, and psychological skills are required, this guide also discusses the most effective pathways to a career in undercover law enforcement,...

Young adults discover the differences between being stressed and anxious in this informative narrative. They learn about possible triggers of stress and depression--specifically for teens--and how to respond to them. Physical, emotional, behavioral, and cognitive responses to anxiety are outlined as well as the types of mental health problems that emerge during adolescence. Specific disorders such as generalized anxiety disorder, obsessive-compulsive...

As teens contend with a host of emotional and physical changes, taking control of their own health becomes especially important. However, they are often unsure about their legal rights and how to address their medical concerns, especially in regards to the sensitive subjects of mental and sexual health. This indispensable guide will help give teens the confidence to navigate the health care system and find available services and resources. Readers...

Ritalin is considered by some to be one of the most overprescribed drugs. This book investigates the benefits versus the drawbacks of Ritalin use (both legal and illegal) and the cautions young people and parents should take before using the drug.