Below you will find reference databases and websites that provide overviews of countless topics and subtopics. These sources are a great introduction to complex questions, a way to explore new ideas, and a place to find knowledge gaps your research could fill.
EBSCO Research Starters is a great place to go when you are looking for a topic or gathering information for your research. Browse by topic to find brief overviews of original writing by scholars.
Wikenigma is a unique wiki-based resource specifically dedicated to documenting fundamental gaps in human knowledge. Listing scientific and academic questions to which no-one, anywhere, can currently provide a definitive answer. That's to say, a compendium of so-called 'Known Unknowns'.
An online collection of many reference books covering a wide variety of subjects, with entries covering such subjects as medicine, art, technology, law and more.
Credo Reference is an online collection of many reference books covering a wide variety of subjects, with entries covering such subjects as medicine, art, technology, law and more, all aggregated and integrated in a robust search engine.
Presents multiple sides of over 500 issues. Helps students assess and develop persuasive arguments and essays, better understand controversial issues, and develop analytical thinking skills.