| Connecticut_Amphibians Photos and life histories of the state's frogs and salmanders; recordings of frog calls. |
| Siemens_Westinghouse_Science_and_Technology_Competition National research competition in the sciences and mathematics for high school students. It awards one million dollars in scholarships, annually. |
| High_Voltage_by_Jochen_Kronjager Tips and construction details for HV projects. HV components, measuring techniques, HV sources, and details of experiments. |
| Center_for_Reptile_and_Amphibian_Conservation_and_Management Conservation materials and species accounts for herpetofauna of the midwestern United States. |
| Human_Genome_Mapping_Project_Resource_Centre Provides resources for research workers in the fields of genomics, genetics and functional genomics. Funded by the United Kingdom Medical Research Council. |
| Ohio_Toxic_Mold_and_IAQ_Information Information on toxic mold, asbestos, radon, lead and other indoor air quality issues |
| Coalition_for_Affordable_and_Reliable_Energy News and features about using coal as the energy source in United States. Information about America's energy needs, cleaner environment, technologies, critical issues and links to other sites; all wit |
| NMR_Center_of_Siena_University Italian Centre for NMR study. They also repair probes. |
| Quantum_Statistical_Mechanics A set of lectures on Fermi-Dirac, Bose-Einstein, and Photon distributions in quantum mechanics. |
| Environmental_Education_Agency Provides environmental education resources, and also gives out awards to organisations who had provided the masses with better understanding to the environment. |
| GliaWeb Various paid high-range tests offered along with IQ Society membership. Also provides free puzzles and games. |
| Marie_Curie_(1867-1934) 1911 Nobel Prize in Chemistry for the discovery of the elements radium and polonium, by the isolation of radium and the study of the nature and compounds of radium. First person to win two nobel prize |
| The_Royal_Mummies An unsigned and undated analysis of the Egyptian royal mummies, based on the book X-ray Atlas of the Royal Mummies. |
| Homogeneous_Time_Resolved_Fluorescence HTRF is CIS bio international's FRET based technology dedicated to lead generation and secondary drug screening. HTRF offers non-isotopic assay development solutions using Europium Cryptate and XL665 |
| C_P_A__Chemical_products_for_analysis Offers standards and custom made, ready-to-use multi and mono-element solutions for AAS, ISP, MS and ILC, from Stara Zagora, Bulgaria. |
| AstroDigital Deep sky and solar system galleries located in Germany. |
| Roel\'s_Astronomy_Webpages Images of planets, deepsky, sun, and moon. |
| OptiRisk_Systems Creator of fortmp, fortsp, fortQP, and ampl software. |
| Phoronida Four photographs of the Horseshoe Worm, Phoronis hippocrepia. |
| Palaeos__The_Trace_of_Life_on_Earth Provides information about the diversity of organisms on Earth and their phylogeny, and the geological timescale in which each group lived. |