The following databases are best for Science:
Agriculture Collection: provides a comprehensive view of agriculture and related fields. The database provides access to current and authoritative content that spans the industry -- from practical aspects of farming to cutting edge scientific research in horticulture.
Amazing Animals of the World: Just what it sounds like! Provides articles at elementary, middle and high school reading levels and interests.
Environmental Studies and Policy Collection: provides access to scholarly journals, magazines, and other reference sources covering environmental issues and policies. The database includes diverse perspectives from the scientific community, governmental policymakers, and corporate interests.
General Science Collection: provides access to scholarly journals and magazines covering the latest scientific developments. Key subjects covered by the database include biological sciences, computing, engineering, and technology.
New Book of Popular Science: provides access to science articles for middle and high school. Use it for information. Browse it for fun.