Chemists integrated computer functions into rolling DNA-based motors, opening a new realm of possibilities for miniature, molecular robots. Nature Nanotechnology published the development, the first DNA-based motors that combine computational power with the ability to burn fuel and move in an intentional direction.
source https://www.lifetechnology.com/blogs/life-technology-technology-news/computerized-rolling-dna-motors-move-molecular-robotics-to-next-level