Website Usability Homepage

Reliable website usability information

What online resources can I use to research website usability?

Where is the best source of information on improving website usability?

Can you help me with my website usability test?
This is for a school projectBy posting your answers you are agree to allow me to quote you within my paper.Please go to the website whyy.org and answer the questions below. Thank you. What do you think of the format sidebars, colors, font style and size, placement of information? If I m not already on the home page, how can I navigate to the home page if you do not end up on the home page, what page do you end up on when trying to navigate back? When shopping does the pop ups bother you? Can you interact with other readers forum social networking ?

Who needs user centered design analysis and website usability testing?
I've heard a lot of about UCD and about website usability, the testing of your website for usability factors, etc... But I don't know who could gain information from this type of analysis and testing.

To your opinion, which one of the well-known companies have the worst website (usability & design)?