A couple of years ago, a group of entrepreneurs successfully Kickstarted a little something known as the Chameleon Pen. In a nutshell, it's an art pen that changes color tone as you draw – for example ...

It may not be quite up there with manned deep-space travel or flying cars, but the quest for a pen that can write in virtually any color is one that has been with us for a while. A group of Polish ...

Watercolor painting is a versatile and refined artistic expression which can be appreciated and practiced by novices as well as professionals. Fundamental to this creative medium are watercolor pens, ...

Join our daily and weekly newsletters for the latest updates and exclusive content on industry-leading AI coverage. Learn More Meet Scribble, the company that apparently put a color picker app inside ...