Wow, thumbs up. >> At California State University, Northridge, students are working to perfect the art of robotics. >> Pointing to something peace sign.>> That is incredible. >> All the way down to the joints and ligaments. >> It has these supports, these fibers that we have in our human hand.>> Creating arms with one model after another inching closer to full mobility. But most surprising of all, they're given prosthetics a hand by making the most of our toes. Doing all this with with just your toes. >> Ju ...