| Wikipedia__Praseodymium Properties of the element, including its history, applications, and characteristics. |
| Algebraic_Topology_Discussion_List Includes information on subscribing, archives of past discussions, and links to home pages of algebraic topologists and other related resources. |
| Visual_Elements__Seaborgium Physical information, ionisation energies, and key isotopes. |
| Chemical_Product_and_Process_Modeling The journal publishes original research papers in the broad fields of product and process modeling and their use for simulation and optimization. Information for authors, abstracts and an index to pub |
| KFormula A formula editor in the KOffice suite, distributed under GPL. |
| Entomological_Society_of_Victoria Non-profit scientific society in Australia that welcomes professional, amateur and student entomologists as members. |
| CILAS_U_S_,_Inc_ A manufacturer and distributor of Laser DP Size Analyzers, a range of models covering particle size distributions from 0.04 to 2500 mm. |
| Intelligent_Space_Partnership Provides expertise on pedestrian movement and space use. Services include pedestrian modeling and advanced computer analysis. |
| Chem1_Concept_Builder Instructional software for general chemistry. Provides access to demo version, frequently asked questions and support resources. |
| A_Gallery_of_Scanning_Electron_Micrographs Paul Stamets provides a number of images of spores and basidia. |
| Swath_Sonar_Sites available through the Ocean Mapping Group. |
| Optics_for_Kids An overview of the basics of optics suitable for elementary school children. Also discusses careers in science and engineering. |
| Analytical_Reference_Materials_International Source for instrument calibration standards, CRMs for the oil, coal, and metals industries. |
| Natural_Regeneration_Using_Seed_Trees Describes the process of seed tree regeneration where, at harvest, a number of individual trees are left across an area to provide seed for the production of the next crop of trees. |
| ALP Association for Logic Programming. Membership information, newsletter, journals, meetings. |
| Xiao,_Min Studying nonlinear and quantum optics of atomic media and nanostructures at the University of Arknansas. |
| Logic_project_for_a_home_school Contains the lesson plan, student worksheets and other suggestions on how to implement the logic unit. |
| Howison,_Sam Director, Nomura Centre for Quantitative Finance, University of Oxford. Exotic derivatives, transaction costs, and market models. Publications, talks. |
| Call_&_Nicholas_Inc_ International geotechnical consultants |
| Ledgerwood,_Judy Research interests include gender, refugee and diaspora communities, and the transnational movements of people and ideas. Northern Illinois University. |