“There are many loose ends in high-tech life. Like unbreachable blister packs or awkward sticky tape, paper jams suggest that imperfection will persist, despite our best efforts. They’re also a quintessential modern problem—a trivial consequence of an otherwise efficient technology that’s been made monumentally annoying by the scale on which that technology has been adopted. Every year, printers get faster, smarter, and cheaper. All the same, jams endure.”

+ With the Winter Olympics just days away, here’s your primer on the slick science of making snow and ice.

+ Intel made smart glasses that look normal.