Those prone to seasickness usually miss out on the experience of seeing the horizon from the prow of a ship, but Atelier Marko Brajovic has brought that view to dry land with a new cabin in Brazil.

Students at New Vision Charter School have completed work on a 12-foot-tall Sierpinski Tetrahedron, encompassing 4,096 individual triangular pyramids and made entirely out of card stock and glue, and ...

To get their mind wrapped around negligence, Curt Varone points firefighters and officers in the direction of something with which they already are familiar: the fire triangle and the fire tetrahedron ...

Consider what happens when a vertex of one tetrahedron pierces the face of a second tetrahedron to form a new, more complicated polyhedron. In the resulting geometric form, one triangular face has a ...

The net of a 3D shape is what it looks like if it is opened out flat. There are many types of nets for the different 3D shapes. A net is made from polygons that can be folded and joined to make a ...