Stashed in: Education!, Best Videos, Education, Hero!
Above segment was from 2013.
There's a follow up segment on it too. This one will really make you cry:
Reddit comments on both videos: http://reddit.com/r/videos/comments/...
Dogs confused by magic gif
Banned TED Talk - Nick Hanauer of Gardens of Democracy - YouTube
3D printed skull successful surgery (Dutch) - YouTube (Warning: surgery images)
Young highly educated and skilled Americans shunning the suburbs for the urban center - NYT