An excellent graphic from the National Post on the number of adherents of the world’s believing and non-believing constituencies. What factoid surprises you?
Isolate the musical notes of the first violin playing the fourth movement of Ferdinand Ries' second symphony. Then create a visualization that gives the most untrained ear an idea of the sweeping undulations and dynamic energy of the German composer's piece. What you get is this smart, real-time look at the Zurich Chamber Orchestra (Zürcher Kammer Orchester) in the shape of a roller coaster: