Two-dimensional (2D) shapes are completely flat. They have two dimensions – length and width. A polygon is a closed 2D shape with straight sides that meet at vertices. Polygons can be regular or ...

Physicists in Israel have invented a neat method of making elaborate 3D structures from flat 2D discs. The trick is to pre-treat a gel disc half the size of a beer coaster with a monomer solution ...

Jamie Paik and her team of researchers at EPFL's School of Engineering have created an origami-like robot that can change shape, move around and interact with objects and people. By combining ...