AtomDir is a family friendly human edited directory with featured and standard listings of quality Science and Technology related web sites.

Chemical Glossary specializes in chemical terms. This niche sub-dictionary will allow individuals, whether starters in the chemical field or long time experts to research the exact meaning of terms they encounter.

Chemicalport is a chemical directory devoted to manufacturer, exporter and importer of chemicals, pharmaceuticals, bulk drugs, intermediates and allied industries.

My Chemistry Tutor is a chemistry help resource site. It offers students chemistry tutorials, a chemistry search engine, and a free chemistry homework help forum. It offers chemistry help to high school chemistry, AP chemistry, college chemistry and organic chemistry. Check out its chemical links directory for some additional chemistry resources.

Creating the best collection of weather resources on the internet one link at a time. Please contribute by suggesting weather related categories and your favorite weather resources, weather sites and weather links!