javascript
Jenks in JavaScript and some wisdome about Some Sciencists
I came across this interesting blog looking for a JavaScript implementation of the Jenks algorithm for calculating natural breaks. Found an excellent implementation, but also an interesting look into how some Scientists (mis)treat history: Apparently the existing implementations were all based on a first implementation in Fortran IV, which was uncommented, and the original paper by Jenks was never publicly published...!
Proving a point: animated cities
For those that were in the discussion at the research meeting: The two cities whose size is data-dependent and controlled by a slider, done in pure HTML5 (no external JS libs needed):