Flexible, Implantable LEDs Are About To Find A Home In Your Body

LED lights are always cool, though we’re not sure if they’re cool enough that we’d want them inside our bodies. Regardless of how we feel, that’s what the folks over at the University of Illinois have been working on, demonstrating a new flexible and implantable LED array that allows for stretching and twisting by as much as 75 percent, while the whole substrate is encased in thin silicon rubber making it waterproof. Such technology could be useful to help monitor the healing of wounds, activating light-sensitive drug delivery, and more. Of course, it’s easy to imagine some folks implanting them to spell words from their bodies…