When molecules collide, chemical reactions can occur—causing major structural changes akin to getting a new arm on your face! George Zaidan and Charles Morton playfully imagine chemical systems as busy city streets, and the colliding molecules within them as your average, limb-swapping joes.
View on TEDed: http://www.youtube.com/watch?v=dUMmoPdwBy4
Lesson by George Zaidan (IFE Fellow) and Charles Morton, animation by Neighbor. Posted July 23, 2013