Meet Bille, the name given to the world's first monostable tetrahedron—a four-faced object that will always land on the same ...

This geometric figure — first identified by dentist William Bonwill in 1864 — is formed by connecting the two points where ...

A London dentist has solved a mathematical mystery that has puzzled scholars for centuries by identifying a hidden geometric detail in Leonardo da Vinci's iconic Vitruvian Man drawing. Dr Rory Mac ...