[Skimbal] is pretty well known in 3D printing circles for the incredibly detailed designs he has put out in the past. This time around, his focus is on motoring, Mario Kart style. His Turtle Shell ...

Figure 1. (a) Distribution of a butterfly-shaped 3d electron orbital. (b) Valence electron density distribution around the titanium (Ti3+) ion at the centre of the titanium oxide (TiO6 ...