Chinese researchers have engineered a new type of liquid metal ink that can be used to draw electrical circuits with a simple ballpoint pen. The scientists prepared the ink by combining the metals ...

A new silver-inked pen has been developed by engineers at the University of Illinois which allows you to literally draw electrical circuits and interconnects on to paper, wood, and other materials.

Want to string together some holiday lights? Or test an idea for a circuit? A new elastic silver ink could let users jot down electrical circuits and wiring on walls ...