Learn how to use a paper cutter for clean, straight cuts every time. Simple tips for lining up paper, using the ruler, and ...

I belong to a group on Facebook that posts old items to see if anyone recognizes them. The last post was one that I instantly recognized. It was a paper cutter. I have at least two of these at home, ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...