Zero. Vertices? None. Oh dear! Oh well. The spheres are disappointed and one is angry. 3D shapes have faces (sides), edges and vertices (corners). Faces - A face is a flat or curved surface on a ...

This article was originally published with the title “ The Shapes of Organic Molecules ” in Scientific American Magazine Vol. 222 No. 1 (January 1970), p. 58 doi:10.1038 ...