When it was made: Second to fourth centuries A.D. Roman dodecahedrons have baffled archaeologists since 1739, when the first example of the 12-sided bronze object was discovered in the English ...

Scientists remain baffled over a mysterious 12-sided bronze object dating back to the Roman Empire -- theorizing it could be everything from a candle holder to a "cosmic symbol." There are many sides ...

This cut, folded, and glued tan paper model is a polyhedron of some complexity. At the top, at the bottom, and on all four sides is a figure with faces that are two irregular pentagons and four small ...

Where it is from: Northwestern provinces of the Roman Empire When it was made: Second to fourth centuries A.D. Related: Penguin Vessel: 1,600-year-old Nazca depiction of a cold-water Humboldt penguin ...

There are many sides to this story. Scientists remain baffled over a mysterious 12-sided bronze object dating back to the Roman Empire — theorizing it could be anything from a candle holder to a ...

This tan cut, folded and glued paper model appears to be eight polyhedra arranged about a common hole. The top and bottom polyhedra both have twelve faces - six larger triangles on the outside and six ...