Favicons are the icons in the browser URL line that are small versions of companies’ logos (typically) and as such an important part of a their corporate identity.
Google was not entirely happy it seems with its last favicon redesign from mid-2008 so decided to tap into volunteer help calling for submissions. The outcome is this new favicon:
Update: as Francis Turner pointed out this new Google favicon resembles color-wise that of AVG, a security software vendor, which has been around since 1991, suspiciously well:
And another guy had a lot of fun pulling together 24×24=576 favicons into a “modern art” favicon gallery.