A team of engineers at the University of California San Diego has developed an electronic sticker that can monitor a person's ...

A battery-free sticker reads vitamin C levels from fingertip sweat by turning any drinking cup into a smart health sensor.

In celebration of my new logo, I've built a custom, midcentury-style dispenser that I can clip to the strap of my backpack and share decals at New York Maker Faire. It's made from solid walnut and ...