Two-dimensional (2D) shapes are completely flat. They cannot be picked up. A polygon is a 2D shape with straight sides that meet at vertices. Polygons have names that show the number of sides they ...

These guys are 2D shapes and 2D shapes are everywhere. Shapes have sides and corners and are completely flat, like a drawing on a piece of paper. Circles don’t have corners and have got just one long ...

As nanoscience explores the chemistry and physics of self-assembly for the fabrication of nanoscale structures and devices, it is rapidly becoming essential to understand the stability of ...