We've just released an interactive tutorial on Waddington-OT: broadinstitute.github.io/wot/tutorial/ Each section is illustrated with a python notebook, where you can test out the concepts on our reprogramming time course or on your own data!

melting rock with a magnifying glass: http://www.youtube.com/watch?v=z0_nuvPKIi8

vortex ring knocks down straw house: http://www.youtube.com/watch?v=IyAyd4WnvhU&NR=1

cern scientists trap antimatter for 16 minutes. Does antimatter fall up or down?