Easy-to-use, all-purpose article database (a database is just a search engine paid for by the libraries!). Start here for almost any research topic!
Coverage includes over 8,914 journals and magazines dating back to 1887. Subjects include: Animal science; Anthropology; Astronomy; Biology; Chemistry; Engineering; Ethnic and multicultural studies; General science; Geography; Geology; Law; Mathematics; Music; Pharmaceutical sciences; Physics; Psychology; Religion and philosophy; Science and technology; Veterinary science; Women's studies; Zoology.
Working on a debate or a pro/con argument paper? Look here for articles arguing different sides of a debate. Also useful for coming up with ideas for a topic.