1 cassette / 40 minutes
A multi-voice production

Explore the language that exists beyond words - the language of the body and its gestures.

Whether conscious or not of our bodies' movements, we express our feelings, attitudes, and motives through gestures that are often vague and frequently ignored....

Animal life, now and over the past half billion years, is incredibly diverse. Describing and understanding the evolution of this diversity of body plans - from vertebrates such as humans and fish to the numerous invertebrate groups including sponges, insects, molluscs, and the many groups of worms - is a major goal of evolutionary biology. In...

Students with a basic understanding of the environment and concern for its future know the importance of preserving biological diversity. Biodiversity is the variety of living things on Earth or in a specific area. This definition seems simple enough to understand, yet the concept of biodiversity has deeper meanings that challenge even trained...

This self-study exam preparation guide for the RHCE - RH302 Red Hat Certified Engineer exam contains everything you need to test yourself and pass the Exam. Including all the exam topics, covered indepth and insider secrets, complete explanations of all RHCE subjects, test tricks and tips, over 250 highly realistic sample questions, and...

Ecological engineering involves the design, construction and management of ecosystems that have value to both humans and the environment. It is a rapidly developing discipline that provides a promising technology to solve environmental problems.  Ecological Engineering covers the basic theory of ecological engineering as well as the...

Study of the weather and climate helps students understand weather conditions and the science behind weather research. Temperature, barometric pressure, wind, and precipitation are just a few of the types of data routinely collected and analyzed by meteorologists. By studying weather, students can understand more about what is going on in the...

The field of space and astronomy is devoted to the study of the heavenly bodies, their behavior, and characteristics. As the oldest natural science, knowledge of astronomy has come from some of the world's greatest scientists, including Copernicus, Galileo, Kepler, Newton, and Einstein. Astronomy experiments are not only historically important,...

The enormous popularity of the Nintendo Wii, Guitar Hero, and smaller games like Bejeweled or Zuma has turned the stereotype of the obsessed young male gamer on its head. Players of these casual games are not required to possess an intimate knowledge of video game history or to devote weeks or months to play. At the same...

"Endowed with strong parents and a bit of luck, Leo Melamed has made a remarkable escape from Nazi occupied Poland to building one of the pinnacles of global finance. Over four decades and more, he was the leading force in bringing his beloved 'Merc' from obscure trading pits for butter...

The understanding of electrical system design has become increasingly important, not only to the electrical designer, but to safety, plant and project engineers as well. With the advent of high energy costs, plant and project engineers have needed to become more aware of electrical systems. Both safety and energy efficiency will be covered in...

In the context of global efforts to control the production, distribution, and use of narcotic drugs, China's treatment of the problem provides an important means of understanding the social, political, and economic limits of national and international policies to regulate drug practices. In the nineteenth and early twentieth centuries, China was...