Profiles the life of biologist and writer Rachel Carson with a focus on her career. Describes events leading to the publication of "Silent Spring." (LZ)

Darwin's weak influence on developmental psychology is traced. It is explained by (1) developmentalists' commitment to an ideology of meliorism; (2) conceptual issues relating to ontogeny and phylogeny; and (3) methodological problems. Suggests that developmentalists use evolutionary theory as a heuristic for structuring new research. (BC)

Author provides details about Helmont's experiment that was a milestone in the history of plant biology since it marked the start of experimental plant physiology. Concludes that Jean Baptista van Helmont's supposedly simple experiment becomes complex when trying to determine the methods he used, evaluate his sources of experimental error, and…

Presents a review of the literature concerning integrating the history and nature of science and technology in science and social studies curricula. Areas reviewed include the importance of these concepts in education, their place in the current curriculum, and efforts at integrating these concepts. (over 50 references) (PR)

Describes some of the uses of the simple harmonic oscillator in radiation theory from Planck's vibrator to Heisenberg's matrix mechanics. (PR)

Reports that many students do not believe Newton's law of action and reaction and suggests ways in which its plausibility might be enhanced. Reviews how this law has been made more plausible over time by Newton and those who succeeded him. Contains 25 references. (DDR)

Outlines some of the current scientific and educational issues related to behavioral genetics and recommends using behavior as a vehicle to improve the teaching of genetics at the high school level. Contains 77 references. (DDR)

Discusses the mathematical features of the Royal Greenwich Observatory. Describes measuring latitude and longitude, pendulum clocks, telling time, and chronometers. (ASK)

Elaborates on a framework based on the reconstruction of developments that lead to the formulation of the laws of definite and multiple proportions. Ascertains students' views of these laws and formulates criteria based on the framework for evaluating the treatment of the laws in chemistry textbooks. Provides a rationale for chemistry teachers to…

Discusses the National Technical Museum in Prague. Museum holdings include 60,000 items, a vast amount of archived materials, and some 250,000 books that are used by research historians, modern industry, and polytechnic schools as well as the general public. (SAH)

Explains biosphere troubles due to tropical deforestation. Discusses long term consequences and effects. First published in 1988. (YDS)

Describes technological advances in the Global Positioning System (GPS), which is also known as the NAVSTAR GPS satellite constellation program developed in 1937, and changes in the nature of our world by GPS in the areas of agriculture, health, military, transportation, environment, wildlife biology, surveying and mapping, space applications, and…

Reviews efforts to humanize science education by including the history of science, and reviews the rationale for including the history of science in the science education curriculum. Synthesizes a conceptual framework for examining the role of the history of science in science education and uses the framework to examine the perceptions and…