Rather than fighting paper’s tendency to cut, the researchers embraced it. They designed a 3-D printed tool they call the Papermachete, which, when loaded with a strip of printer paper, acts as ...

To do so, they made a web application using node.js and OpenCV to extract outlines for tools (or anything else) when photographed on a blank sheet of paper.

Paper towels are great. There, I said it. You rip a sheet, wipe up a mess, then toss the paper in the trash. No extra cleanup or washing, and most of the time—for small messes at least—you don ...