Ubuntu 10.04.4 (Lucid Lynx) LTS Released By Canonical
Ubuntu lovers I have a very good news for you. Canonical and the Ubuntu developers officially announced the availability Ubuntu 10.04.4 LTS the fourth maintenance update to Ubuntu's 10.04 LTS release. This release includes updated server, desktop, alternate installation CDs and DVDs for the i386 and amd64 architectures. Parallely the Kubuntu team made Kubuntu 10.04.4. LTS available which again includes updated images for the desktop and alternate installation CDs and DVDs for the i386 and amd64 architectures. The most notable change is that Firefox has been updated to Firefox 9 and will track Mozilla's rapid release updates. This is the last planned maintenance release for the 10.04 LTS series. Future security updates and bug fixes will be individually downloadable from the Ubuntu archive in the same way as before, but no further updates to installation media will be provided for 10.04 LTS. The next LTS release, 12.04 LTS, will be released in April 2012.
Earlier in 2011 Ubuntu team has released both version 11.10 code named "Oneiric Ocelot" & 12.04 LTS code named "Precise Pangolin". In the last month they made 12.04 LTS (Precise Pangolin) Alpha 2 available.