This book contains a collection of 12 articles first printed in the magazine Scientific American. These articles show how life manages to eke out an existence where, by all rights, it shouldn't and helps in explaining the roles of energy and the building-block elements in the cycles of life. The titles include: (1) "The Evolution of the…

The purpose of this book is to increase awareness of the numerous seminars, short courses, field courses, workshops, and programs for teachers, students, naturalists, and independent scholars. These programs emphasize the natural sciences including general biology, botany, zoology, ecology, marine biology, ichthyology, microbiology, natural…

This booklet introduces guidelines for teachers at any grade level to set up and maintain a simple aquarium and through it introduce simple biological ideas to their students. Natural and cost-saving aquarium-running strategies are discussed and common, hardy fish and plant choices are described. Many demonstrations and experiments are included on…