Yes There are so many possibilities of robots , infacts harvard has created a roboy that cam be used in treating canser by entering thier body through thier veins...... There are also robotic drones like hawk that can help in carring things by air and also help save drowning people in seas. Im going to be blogging about these things and even more that you cant imagine you can see more of my post @ovimax and i will also be bloging on more in time to come ....