Plug your nose, folks, because "poop streak science" goes well beyond the toilet bowl. Also, we plunge into the data (and psychology) of German "flings" and make an appeal for a bit – just a bit – of quiet.

You know what's better than five fingers? Six. We look at this strange new research and talk to a "polydactyl" himself. Also, go barefoot, but then put some shoes on to meet a young German woman with "foot phobia."