Receive emails about upcoming NOVA programs and related content, as well as featured reporting about current events through a science lens. Let me explain, first, what the Platonic solids are. To ...
THERE are five Platonic solids of perfect symmetry. Three, the tetrahedron, octahedron and icosahedron, have triangular faces. A fourth, the cube, has square faces. The fifth, the dodecahedron, has ...
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