What is rheology anyway? - Rheology studies the flow of unusual materials, particularly non-Newtonian fluids such as mayonnaise, paint, molten plastics, and foams. The Society of Rheology caters to rheologists in many fields - http://aip.org/tip/INPHFA/vol-10/iss-2/p29.html
Transport in Permeable Media - Transport and phase change phenomena in porous media. - http://www.phys.tue.nl/MRL/TPM/research.html
The Physics of Granular Flows - Flow of grains : experimental and numerical studies. - http://perso.univ-rennes1.fr/nicolas.taberlet/E_Recherche.htm
Polymers Division of NIST - The Polymers Division of US standards institute provides standards, measurement methods, and fundamental concepts for plastics industry - http://polymers.msel.nist.gov
Mechanical Properties of Polymers - Viscoelasticity, relaxation spectra, Model of polymer chain .. - http://web.umr.edu/~wlf/Mechanical/
Rheology Primer - Understanding of hydrocolloids. - http://www.lsbu.ac.uk/water/hyrhe.html
NIST: Materials Science - Polymers Division - National Institute of Standards and Technology (US government): polymers - electronics materials, biomaterials, ... large site with searchable index - http://polymers.msel.nist.gov/index.cfm
Colloid and Interface Science Page - Terms and field of colloid science, Laurier L. Schramm, University of Calgary. - http://www.ucalgary.ca/~schramm/
Materials Science Modeling - Project at NIST, Applied and Computational Mathematics Division, US gov. institute. - http://math.nist.gov/mcsd/Reports/95/yearly/node8.html
Glossary of Rheological Terms - By the Institute for Non-Newtonian Fluid Mechanics. - http://innfm.swan.ac.uk/innfm_updated/content/about/glossary.asp?index=9