Junyi Zhao in the McKelvey School of Engineering demonstrates using a simple ballpoint pen to write custom LEDs on paper (left). The same pens can be used to draw multicolored designs on aluminum foil ...

Nuwa Pen is a smart ballpoint pen that digitizes the words you write on paper as you write them. The pen uses a standard D1 ballpoint ink cartridge in conjunction with AI, computer vision and motion ...

Would you pay $180 for a new type of writing instrument? Image via The New York Times On a crisp fall morning in late October 1945, approximately 5,000 shoppers rushed the 32 nd street Gimbel’s ...

June 10 is National Ballpoint pen day. Why celebrate such a seemingly simple item? When it was invented, the ballpoint pen was revolutionary. The writing apparatus was invented by Hungarian painter ...

Researchers working with Chuan Wang, associate professor of electrical & systems engineering, have developed ink pens that allow individuals to handwrite flexible, stretchable optoelectronic devices ...