Need info on geology, chemistry, weather? Check out our science resources.

Chemdex  Directory of chemistry
Pub Chem  Compounds, Substances, and BioAssays
Encyclopedia of Life  Information and pictures of all species known
Science Books Online  Free science ebooks, textbooks, lecture notes
National Geographic  Articles and features about animals and the environment
NASA  Solar system, weather, space and more from America’s space agency
Geology.com  Geology news and information
National Ocean Service  Ecology info from the National Oceanic & Atmospheric Admin
U.S. Environmental Protection Agency  Info on air, climate changes, ecosystems, water
NASA weather laboratory  Cool facts and fun games about the science – for kids