How the Smithsonian made Obama's historic 3D-printed bust

Museums are replete with exquisite, lifelike busts of U.S. presidents and heads of state. Many were made when their subjects, such as George Washington and Ben Franklin, were still alive Yet, for all their verisimilitude, they’re still artists’ interpretations of what these historical figures looked like. President Barack Obama’s bust, by contrast, is a kind of facsimile never seen before in a presidential representation That’s because the latest presidential statue in Smithsonian’s Ca...