Dark Energy and the Microwave Background Theory and measurements of sizes of fluctuations of cosmic microwave background agree with omega=1 giving a strong evidence for dark matter.
Dark Matter (by Martin White) Comprehensive description with links to detailed summaries, including plots, graphs and schematics.
White Dwarfs Shed Light on Dark Matter Report (March 23/01) of astronomical evidence suggesting white dwarf stars are a potential source for dark matter. Findings also contribute to stellar evolution theory.
Primer on Dark Matter Very concise illustrated overview with links to relevant topics and sub-topics.
The Early History of Dark Matter The history of the discovery of dark matter in the Universe is reviewed. Emphasis on early work by Zwicky (1933), Smith (1936), Babcock (1939) and Oort (1940).