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Department of Chemistry at Michigan State University

The Khan Academy is a not-for-profit 501(c)(3) with the mission of providing a world-class education to anyone, anywhere. Despite being the work of one man, Salman Khan, this 1600+ video library is the most-used educational video resource as measure...

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 ...

The Toxic Substances Hydrology Program provides science information needed to improve characterization and management of contaminated sites, to protect human and environmental health, and to reduce potential future contamination problems.