Research Databases

This resource is a comprehensive reference tool covering medical information. The Merck Manuals are an online version of the in-print reference books. There are two versions, one for medical professionals and one for consumers. 

This database contains articles that present arguments in favor and arguments against commonly debated topics. Each article also contains critical thinking guides, neutral sources, and material from across the political spectrum.

This science focused database contains full-text articles, encyclopedia entries, and other reference sources, along with access to a number of different image sources.

Whether wandering through the woods or the neighborhood, users can use What Tree Is It? to identify their surrounding trees by leaf or fruit. Learn more by exploring trees by name.

For both budding naturalists and inadvertent encounters, What's That Snake? will help anyone identify an Ohio snake in a few simple steps. Learn more by exploring Snakes by Name, a Snake FAQ, the Glossary, or Further Reading suggestions.

By answering just a few questions, flint artifacts of Ohio can be identified as a blade, drill, point, or scraper and attributed to a likely era and people. Learn more by exploring the Glossary, Artifacts Index, or articles about Ohio's Prehistoric People.