Google Talkabout: Merry Christmas, God Jul and 圣诞快乐
Get instant translation or interpreter while chatting.

Google Knol - Google's Play To Aggregate Knowledge Pages
Interesting App. It seems like a bit of Wikipedia, Yahoo! Answers, and Mahola. Although you cannot access it at the moment, there is a screenshot. Also, post on Google Blog.

The Story of Stuff with Annie Leonard
Must-see viral video. The principles from Made to Stick are very apparent.

What the Google Intranet Looks Like
Ideas for other intranet sites