Describes powerful new devices that "peer" through skull and "see" brain at work allowing neuroscientists to pursue the well springs of thought and emotion in their search for the origins of intelligence and language. Discusses the following scanning technologies: Magnetic Resonance Imaging (MRI), Positron Emission Tomography…

Reviews the controversy regarding water fluoridation in the United States during the last 50 years. Discusses the current status; benefits; and health risks including skeletal fluorosis, kidney disease, hypersensitivity, mutagenic effects, birth defects, and cancer. Presents statistics and anecdotal accounts. (CW)

Some of the uses of mathematics in biomedicine are listed and the problems involved in interdisciplinary biomathematical research are discussed. (MP)

The advantages and justifications for using small animals in human-oriented research are reviewed. Some of the pitfalls of extrapolating animal-derived data to humans are discussed. Several specific problems with animal experimentation are highlighted. (CW)

States that the ethics of using animals in science should be debated; however, the history of medicine is so clear on the contribution of animal usage to our understanding of the causes, preventions, and cures of diseases that only the untutored or those with a hidden agenda could argue that animal research has not been fundamental to medical…

This interview with Jeffrey Borer, who directs cardiovascular research at Cornell Medical College, addresses his research interests, the status of research compared to practice, ways to meet educational needs of students with science talent, the role of contests and mentors, and the importance of exposing children to many types of learning…

Discussed is the movement against the use of dissections in science laboratories. Examples of protests across the United States are included. Compared is the plight of using animals in a biology classroom and the demise of the teaching of evolution in some areas. (KR)