A square wheel may be the ultimate flat tire. There’s no way it can roll over a flat, smooth road without a sequence of jarring bumps. Equiangular spiral on a sawtooth road. Stan Wagon, a ...

Beauty is in the eye of the beholder and all that, but there's no denying that there is beauty in strange contraptions that work even when they look like they shouldn't. This also applies to this ...

The image below shows a color wheel by Nekia Torres, a fashion blogger. Here, the 'primary colors ' red, blue, and yellow are arranged in a triangle, with the ' secondary colors ' where the primary ...