The captured air pollutant is purified then turned into ink, which is inserted into pens. Each Air Ink pen contains 50 minutes worth of car exhaust pollutants.

First, there was quill and ink. Then the fountain pen, followed by the ballpoint pen. Now, we can add something new to the history books: the compostable pen. [Photo: courtesy CRA-Carlo Ratti ...

Initially, the pair sold third-party brands of fountain pens and ink online, and for a couple of years at a store in Pittsburgh that they called the Birmingham Pen Company — a nod to the city ...

In the United States, the Sanford Ink Company had launched the first pen-style permanent marker in 1964; called the Sharpie, it was capable of writing on virtually any surface, ranging from paper ...

Ink-wise, rollerball pens typically have a less viscous, water-based product akin to the ink used in fountain pens.

Armchair visit: The Pilot Corporation of America’s headquarters, including manufacturing, distribution and corporate offices, are located on the 23-acre Jacksonville, Florida, campus. Its parent ...