ConsumerReports.org: Consumer Reports is one of the few sites that compares actual products and recommends brands as well as types of flooring.
AskTheBuilder.com: Nationally syndicated newspaper columnist Tim Carter explains various types of flooring in response to readers' questions.
Lowes.com: This retailer website offers a basic look at wood, laminate, tile and vinyl flooring.
Better Homes & Gardens: Although not comprehensive, this report describes basic flooring options and includes a guide to choosing and maintaining floors and a quick reference guide to flooring costs.
Which? Online: Which? is the British equivalent to Consumer Reports.
Dulley.com: This brief but helpful free report covers hardwood and laminate flooring.
American Hardwood Information Center: This is the website of a trade organization, but it's helpful because there is an enormous amount of information on various kinds of wood, and there is no attempt to steer the reader toward buying wood from a particular vendor.
WolfeFlooring.com: This retailer website obviously wants to sell you flooring and thus is not unbiased.
SeeMyDesign.com: This website seems to exist in part to direct readers to sellers of flooring, but there is still plenty of worthwhile information about various flooring types, including wood.
FlooringGuide.com: This website directs readers to manufacturers and retailers.