Reviews the pros and cons of using animals or alternatives in scientific research. Such alternatives (as indicated in congressional bill HR 556) include mathematical models, isolated organs, tissue and cell cultures, computer simulations, mechanical models, and "lower" organisms among others. (SK)

Discusses unpaid postdoctoral researchers, especially those in biology and medicine, addressing reasons why they work without pay, how they receive funding, efforts to help them, their impacts on the field, and personal concerns. (DC)

The National Academy of Sciences suggests models for biomedical research which include a biology-wide information system with computerized database accessible from a multitude of dimensions. Links could help discover whether toxic chemicals have effects similar to hormones. Commonalities from molecules to ecosystems might restructure available…

Provides a summary of some of the recent activities of the National Institutes of Health (NIH) from the perspective of the current director. Emphasizes making NIH better known to the American people and presenting the attractions of the many roles in health-related research to young people formulating career plans. (TW)