3D printing and robotics technology are responsible for some amazing work creating artificial limbs for people who have lost theirs. But what if you’re the greedy sort who wants, say, an extra arm, instead of just two? What if the idea of going through the rest of your life without a third leg is simply unimaginable? Don’t worry: technologists are ready to cater for you, too.
Here are five of the most fascinating extra appendages that exist in research labs right now: https://www.digitaltrends.com/cool-tech/amazing-extra-limb-projects/