Written beneath each shape is their name; tetrahedron, cube, octahedron, dodecahedron and icosahedron., A 3D shape with regular polygonal faces, meeting at equal angles, is a platonic solid.

Scientists discover a new SHAPE for the first time in 400 years (but it just looks like a football) U.S. mathematicians believe they have identified a fourth class of ‘equilateral convex ...

The reason the shape changes from 3D to 2D when you get to six triangles has to do with the number of degrees in an equilateral triangle. There are 60 degrees at each vertex of the triangle, so ...

Photographs of 3D-printed shapes show soft cells derived from space filling polyhedra. Blue is derived from a truncated octahedron, pink is from a hexagonal prism and green is from a cube.

By harnessing the self-assembling properties of DNA, researchers coerced a single strand of the genetic material to assume the shape of an octahedron. Skip to content Subscribe or renew today ...