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 ...
As a second grader in Philadelphia, Ian Lebauer got busted. His teacher shut down his fledgling business of collecting fellow students’ pens and pencils during recess and selling them back to his ...
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