A 3D shape with all straight edges and flat faces is a polyhedron. Other 3D shapes with least one curved surface are not polyhedra. A 3D shape with regular polygonal faces, meeting at equal angles, is ...

Gauging the properties of 2D and 3D shapes in space sets children up for finding their way around their world, says Julie ...

Laser powder bed fusion, a 3D-printing technique, offers potential in the manufacturing industry, particularly when fabricating nickel-titanium shape memory alloys with complex geometries. Although ...

A curtain opens on a stage to reveal different shaped animated characters - a sphere, a cube and a pyramid. NARRATOR: It's crunch time for the 3D crew. And who's going to take home the coveted, and ...