Can you drill a hole in a cube that an identical cube could fall through? Prince Rupert of the Rhine first asked this question in the 17th century, and he soon found out the answer is yes. One can ...

One of those tools is 3D scanning. Using portable scanners, it is now possible to capture the full surface geometry of an object with high precision, without touching or damaging it. Every curve, ...

How few corners can a shape have and still tile the plane?” mathematician Gábor Domokos asked me over pizza. His deceptively simple question was about the geometry of tilings, also called ...

On a computer screen in a lab, a scattered cluster of stone flakes suddenly snaps together into a single, razor-edged tool, each fragment rotating and locking into place as if time is running in ...