Richard Brown converted a tiny, triangular car-repair shop into a home for himself and his fiancée. The building is 430 square feet, with pointy edges and sharp corners that posed design challenges.

At first glance, the Nissan DeltaWing looks like one of the strangest race cars ever built. Its tiny front tires, triangular body, and unusual shape made it look nothing like the prototypes racing at ...

Academics spend thousands of pages theorizing why most homes are rectangular. Is it that the tools early humans used were bad at carving out curves? Is it influenced by our understanding of math, ...