Fiber-optic communication is a method of transmitting information from one place to another by sending pulses of light through an optical fiber that is roughly the diameter of a human hair. The light forms an electromagnetic carrier wave that is modulated to carry information. Each optical fiber is capable of carrying an enormous amount of…

Renewable energy systems are beginning to appear everywhere. Solar modules are creating "blue roofs" that convert the energy from the sun into household electricity. Solar thermal systems on roofs can generate hot water. Wind turbines catch breezes to provide even more electricity. Recommendations for saving energy, specifying systems for…

The responsibilities of a firefighter extend far beyond simply responding to fire emergencies. At many departments, responding to medical calls or car accidents is the most frequent activity, and a routine shift might also entail dealing with hazardous materials, gas leaks, structural collapses, floods, ice storms, wild animals, or the myriad…

"Gender Differences at Critical Transitions in the Careers of Science, Engineering, and Mathematics Faculty" presents new and surprising findings about career differences between female and male full-time, tenure-track, and tenured faculty in science, engineering, and mathematics at the nation's top research universities. Much of this…

Companies usually offer jobs to qualified candidates best suited for their internal environments. In order to find the "best" job, candidates should compare these environments (examining tradition, dress, neighborhoods, time policies, and behavioral rules). Definitions of internal environment, variations, compatibility responsibility, researching…

This brief introduction to the career of early childhood special educator first describes the nature of the special educator's work with infants and preschool children, and then discusses the educator's role in involving families to develop and implement an individualized plan and work as part of a team of professionals and family members. The…

This brief introduction to the career of elementary level special education resource teacher first describes the nature of the work and the variety of settings in which these educators work. The pamphlet explains the education required, desirable personal qualities, the job outlook and possibilities for advancement, and some ways for high school…

This book, written for individuals contemplating a career in law, presents insights about the legal profession from 28 of the nation's top lawyers, judges, and legal scholars. Updated to address the critical issues facing the legal profession in the aftermath of the 1980's, the revised edition reflects the changing marketplace for lawyers and…