Instructions are given on how to construct a pendulum clock, and readers' questions are answered. Online Particle Physics Information Annotated directory of catalogues, databases, directories and other electronic resources of value to the particle physics community. Scottish Natural Heritage Information about SNH, its research, strategies, education programmes, news and on Scotland's natural environments. Sexology Archive Archive of documents aiming to promote, protect, and preserve sexual health through original research and by collecting, analysing and disseminating scientific information from other sources. Includes the WHO report on sexual health, courses in sexology, papers and reviews.
Information is available in Spanish or English.
HealthPromise A database of international, national and local health promotion information including government publications, surveys, reference documents, research reports, books, journal articles, and resources such as videos, teaching material, software, cassettes, and games. Health-related resources for different population groups such as black and minority ethnic groups, learning disabilities, older and young people are also available. Slope Design Set of articles dealing with the principles of slope design, including stability analysis, instability related to groundwater conditions and ground types, and corrective measures for failing slopes. Case studies of real world slopes are also given. Road Design Articles providing information on historical road design, traffic analysis, site investigation, pavement design and earthworks, including details of soil properties and the diggability of different materials.