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Chemistry is the study of matter and energy and the interactions between them. Get facts for the elements in the periodic table. Find chemistry demonstrations and experiments and science fair projects. Get chemistry homework help with worked example ...

Online Dictionary - Multiple dictionaries including: English dictionary, medical dictionary, legal dictionary, financial dictionary, computer dictionary, thesaurus, dictionary of acronyms and abbreviations, dictionary of idioms, thesaurus, Columbia e...

MWM (materialsworldmodules.org)- Materials World Modules and science project activity kits: an NSF-funded inquiry-based science and technology educational program based at Northwestern University.

Dow combines the power of science and technology with the "Human Element" to passionately innovate what is essential to human progress. The Company connects chemistry and innovation with the principles of sustainability to help address many...

Biology Online, information in the life sciences in the form of tutorials, references and an online dictionary of biology terms.

Polysciences, Inc. provides custom manufacturing and development of fine chemicals and intermediates for drug discovery, biotechnology, medical devices, cosmetics, electronics and analytical chemistry industries in large scale. Our manufacturing faci...

DuPont is a science-based products and services company. Founded in 1802, DuPont puts science to work by creating sustainable solutions essential to a better, safer, healthier life for people everywhere. Operating in more than 70 countries, DuPont of...

Explore the updated online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of articles, biographies, videos, images, and web sites.