Microsoft have their latest browser, Internet Explorer 8 in Beta testing at the moment. This is available for download through the Microsoft website, although it is not recommended that general end users do so.
Web designers and other developers that need to test compatibility with existing websites will be the primary target user, although if you understand this is beta software there is no harm in trying it out.
Download directly from Microsoft at the following URL:
Several new features will be introduced : such as saving browsing sessions, services integration, better AJAX integration and improved standards compliance.