/technologies/robotics/b/blog/posts/mit-researchers-develop-3d-printed-skin-that-uses-touch-sensors-to-change-colorsResearchers designed a device based on the golden tortoise beetle, and like the beetle, the device can changes colors when a mechanical stress is applied. This image shows the various components that comprise the 3-D printable device. (via MIT News /en-USTelligent Community 12