Kirigami is a traditional Japanese art form that entails cutting and folding paper to produce complex three-dimensional (3D) ...

Researchers at the Technical University of Denmark in Lyngby have created similar geometric shapes (holes in the form of stars ... metal bottoms that could be rotated at high speed by a motor.

Through hands-on manipulation, they see that it’s possible to rotate ... particular geometric space, but they also appear in entirely nongeometric contexts. Sets of numbers can form groups ...

we had to iterate on our designs by starting with simple geometric forms and prototyping using cardboard and wooden dowels. As a group, we settled on a triangular design that had four different levels ...

The Wisteria Table Lamp (Clara Driscoll - Tiffany Studios, c.1905) has a cylindrical shade topped by a dome, so it is a geometric form. But the bottom of the shade has an irregular edge ...