| Geolor_Earth_Watch Summaries of and links to environmental issues and Earth phenomena. |
| Brief_History_of_Feedback_Control Comprehensive article about the historical aspects of the theory and its development. Includes applications and references. |
| Multivariable_Calculus_Applets Features graphing gradients, parametric, and polar curves, matrix manipulation, and a tutorial on determinants. |
| Primality_and_Cryptography Evangelos Kranakis. A comprehensive account of recent algorithms developed in computational number theory and primality testing. |
| Ecology_info Online review articles about ecology, natural history, and the environment. |
| Plug_Power Proton exchange membrane (PEM) fuel cell maker. |
| Antlions_and_Lacewings_of_South_Africa Introduction, resources, species lists with photos, and references; compiled by Mervyn W. Mansell. |
| ALFA_project The main purpose of the ALFA (Auroral Light Fine Analysis) project is the development of the optical instruments to study the light emissions produced in the ionosphere by the energetic electrons. |
| Home_page_of_K__Raudsepp_/_T__Soidla Transpersonal papers by T. R. Soidla (some under pen name K. Raudsepp) in Russian and English. |
| Journal_of_Geotechnical_and_Geoenvironmental_Engineering Surveys the field of soil mechanics and foundations, placing emphasis on the relationships between geologic environment and man-made works. Practice-oriented papers, case histories, and theoretical pa |
| SpaceX_-_Falcon Information about the Falcon Rocket family developed by SpaceX. |
| Representation_Theory_of_Algebras Information about meetings, maintained by the BIREP group, University of Bielefeld. |
| International_Dose-Response_Society Provides information on the Society, its membership, the newsletter, the online journal and the annual conference. |
| CIFOR_-_Center_for_International_Forestry_Research Concentrates on research and publications about tropical forestry and sociology in developing nations. Research abstracts, publications, job opportunities and software downloads. |
| ScopeTrader Reflectors, refractors, mounts, cameras, scope building, eyepieces, and observatories. |
| Archaeology_&_History_in_Lebanon Official journal of the Lebanese British Friends of the National Museum (LBFNM). |
| The_Phrygian_Sanctuary_of_Gordion_at_Dümrek From Backdirt, the Phrygian Sanctuary of Gordion at Dümrek Project addresses both the nature of Phrygian cult practice and the regional extent of Gordion's cultural influence. |
| Cornell_Multitask_Toolbox Provides a set of development programming tools. |
| Far_Hills_2004_Workshop L-functions and p-adic cohomology: computational perspectives. Far Hills Inn, Val-Morin, Québec, Canada; 1--4 January 2004. |
| Board_on_Earth_Sciences_and_Resources Coordinates the National Research Council’s activities on solid-earth science issues and organizes and oversees studies of important national issues in the earth sciences. |
