The delayed alpha build of Fedora 18 has been released: "The Fedora 18 'Spherical Cow' alpha release is plumping up! This release offers a preview of some of the best free and open-source technology currently under development. Features: NetworkManager hotspots improve the ability to use a computer's WiFi adapter to create a network hot spot; the redesigned installation system adds flexibility to the installation process while simplifying the user interface; desktop updates galore - GNOME 3.6, KDE Plasma Workspace 4.9, Xfce 4.10, Sugar 0.98, and the introduction of the MATE Desktop in Fedora." Read the release announcement and release notes for more information.
Fedora-18-Alpha-i686-Live-Desktop.iso (747MB, SHA256, torrent)
Fedora-18-Alpha-x86_64-Live-Desktop.iso (775MB, SHA256, torrent)
Live images featuring KDE, LXDE, Xfce and SoaS (Sugar on a Stick), as well as installation DVDs, are also available.