From Mozilla.org: "The Mozilla Corporation has officially released Mozilla Firefox 2 for Microsoft Windows, Mac OS X and Linux. Coming just days after the launch of Microsoft Internet Explorer 7, Firefox 2 offers a refreshed user interface, anti-phishing protection, improvements to the built-in search feature, tabbed browsing changes, the ability to restore an interrupted session, better support for Web feeds, inline spell-checking, support for microsummaries and a number of other enhancements."

Get your Firefox 2.0 here:
http://www.mozilla.com/en-US/firefox/