Ancient Greek mathematicians – most notably Plato - classified solid shapes thousands of years ago. Since then, remarkably few geometric ‘solid’ forms have been discovered and the last ...

Shapes on a plane – passenger spots fellow flier with bizarre carry on luggage What's this? Comments. News. Joshua Barrie. 17:46, 08 Jun 2017 Updated 17:46, 08 Jun 2017. Some people opt for ...

A 13-sided shape known as “the hat” has mathematicians tipping their caps. It’s the first true example of an “einstein,” a single shape that forms a special tiling of a plane: Like ...

Some 3D shapes, like cubes and pyramids, can be opened or unfolded along their edges to create a flat shape. The unfolded shape is called the net of the solid. Here are some 3D shapes and their nets.

After 400 years, mathematicians find a new class of solid shapes Published: February 14, 2014 9:57am EST. Akshat Rathi, The Conversation, David Craven, Stan Schein. Author.