US researchers have developed what they call a "molten glass sewing machine" by combining 3D printing of glass with a mathematical model of how a liquid thread forms different types of loop. When the ...

John Key with his photo printed on glass at Glasshape, in Warkworth. Photo: c-Fairfax-NZ-News Prime Minister John Key has come face-to-face with new printing technology that allows a Kiwi company to ...