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There are 3D-printing pens that let prolific doodlers turn their drawings into three-dimensional sculptures, but all users are really left with is a piece of art. Polaroid’s taking 3D-printing pens ...

News: a new generation of 3D printing pens will "improve the creativity of everybody" and "give the world a new way to communicate," according to the designer of the Lix pen, which launched on ...