The mechanism employs a standard ballpoint pen loaded with specially formulated inks comprised of conductive polymers, metal nanowires, and perovskites. The team reported that applying these ...

But they're not photographs -- they're copies of photographs done with that most prosaic of artistic instruments, the simple ballpoint pen.Attorney ... a video of himself drawing.

One of many photorealistic drawings by Paulus Architect, all done using a ballpoint pen. Photorealistic Billie Eilish drawing by Paulus Architect, all done using a ballpoint pen. One of the latest ...