Firefox 18.0 Released Today

Firefox 18 is due for release today. 

It's not yet in the download channel, but you can get it right away, should you feel you need it. 

The Beta channel has the information on the changelog. 
Check out "What’s New" and "Known Issues" for this version of Firefox below. As always, you’re encouraged to tell us what you think, or file a bug in Bugzilla.