This version is known as Gutsy Gibbon. Download the CD here. Upgrade instructions are here.The Ubuntu team is proud to announce version 7.10 of the Ubuntu family of distributions.
Ubuntu is a full-featured Linux distribution for desktops, laptops, and servers, with a fast and easy install and regular releases. A tightly-integrated selection of excellent applications is included, and an incredible variety of add-on software is just a few clicks away.
"The fundamental principle of science, the definition almost, is this: the sole test of the validity of any idea is experiment." -- Richard P. Feynman