Scirus - covers scientific information through ScienceDirect, MEDLINE on BioMedNet, Beilstein on ChemWeb, Neuroscion, BioMed Central and Patents from the United States Patent and Trademark Office, and related information on the Web.

Energy Citations Database - contains bibliographic records for energy and energy-related scientific and technical information from the Department of Energy (DOE) and its predecessor agencies, the Energy Research & Development Administration (ERDA) and the Atomic Energy Commission (AEC). The database provides access to DOE publicly available citations from 1948 through the present, with continued growth through regular updates.