From the Blogger Buzz blog:
As we said a few weeks ago when we launched a completely rebuilt, streamlined authoring and editing experience, we’re in the process of bringing you a much improved and modernized Blogger. The next phase of these updates starts today with seven new ways to display your blog, called Dynamic Views.
Built with the latest in web technology (AJAX, HTML5 and CSS3), Dynamic Views is a unique browsing experience that will inspire your readers to explore your blog in new ways. The interactive layouts make it easier for readers to enjoy and discover your posts, loading 40 percent faster than traditional templates and bringing older entries to the surface so they seem fresh again.
Here’s what I saw when I tried to view a new Blogger view page in IE9:
The “continue unsupported” option seems to work