User:Davidiot

Stem Cells, No Petri Dish: Adult Cells Dedifferentiated in Vivo, Genetic Engineering & Biotechnology News, updated 12 September 2013, accessed 16 September 2013 (Grand Challenge)

My favorite demonstration was "Viewing a Penny" because it created such an accurate representation of the penny on a 3D graph. The code to do something so complicated was remarkably simple.