Triangles, and the sloping ceilings they create, don’t make a natural fit for human habitation. But for his idyllic wooden house in rural Sweden, architect Leo Qvarsebo embraced the triangle, creating ...

Each side of the Great Pyramid rises at an angle of 51.5 degrees to the top. Not only that, each of the sides are aligned almost exactly with true north, south, east, and west. For a pyramid to look ...