The latest version of GNOME Shell can be downloaded from Softpedia
GNOME Shell, a user interface that provides functions for the GNOME 3 desktop environment, has just received a new update and it's now at version 3.7.5.GNOME Shell 3.7.5 has been released in the branch that will eventually become GNOME Shell 3.8 and it does pack quite a lot of new features.
Highlights of GNOME Shell 3.7.5:
• Pass keyboard events to tray icons;
• Support for network virtual devices has been added;
• Right-clicking buttons for left-handed users is now allowed;
• Make list search results span all available horizontal space;
• Make Show-Applications button depress when held down;
• Reserve scrollbar allocation for automatic policy.
A complete changelog can be found in the official announcement.
Download GNOME Shell 3.7.5 right now from Softpedia. Remember that this is a development version and it should NOT be installed on production machines. It is intended for testing purposes only.