Here's what the Swedish artist Oscar Reutersvard did. In 1934, he got himself a pen and paper and drew four cubes, like this. He called this final version "Impossible Triangle of Opus 1 No. 293aa." I ...

In the vast world of geometry and art, there are figures that challenge our perception and understanding of space. One of these figures is the Penrose Triangle, also known as the Tribar. This object, ...

Hungarian designer Martzi Hegedus created the font Frustro, a font face that will make the impossible possible. Frustro is based on the Penrose triangle. The Penrose triangle, also known as the ...

Here's what the Swedish artist Oscar Reutersvard did. In 1934, he got himself a pen and paper and drew four cubes, like this. Then he drew some more, like this. And, then — and this is where he got ...