For more than five centuries, Leonardo da Vinci’s Vitruvian Man has invited admiration but also bafflement. With its harmonious symmetry of limbs outstretched in both a square and a circle, the ...

A London-based dentist has uncovered a hidden detail in Leonardo da Vinci’s famous Vitruvian Man drawing, revealing a special number connecting the iconic artwork to the human body and nature. The ...

Have you ever wondered why the cover of a manhole is nearly always round? Why isn’t it oval or square? Reuleaux curve based on an equilateral triangle. Reuleaux curves based on the pentagon (top) and ...

A dentist claims he has cracked the Vitruvian Man (Picture: Getty) It is one of the most famous – and mystifying – drawings in human history. Leonardo da Vinci’s Vitruvian Man was the attempt by the ...