The amount of buzz around HTML5 (aka "the death of Adobe flash") is growing. Some hand picked links:

http://www.dzone.com/links/r/free_ebook_dive_into_html5.html
http://www.quirksmode.org/dom/html5.html
http://webdesignledger.com/resources/7-useful-resources-to-help-you-lear...

I'll update this as I learn more.