Imagine a future in which you could 3D-print an entire robot or stretchy, electronic medical device with the press of a button—no tedious hours spent assembling parts by hand. That possibility may be ...

If you have ever wanted to build your very own 3D printer but have been a little confused as to where to start and feel the variety of different RepRap 3D printer projects a little bewildering.

Engineers have developed a new way to 3D-print liquid and solid materials together, potentially leading to more dynamic and useful products -- from robots to wearable electronic devices.