Ever experienced cooking or trying a recipe from YouTube? Cooking is easier nowadays thanks to the Internet. No need to buy those giant cookbooks or magazines because you can just Google a recipe. This NailO designed by MIT Media Lab researchers is a fingernail-mounted wireless trackpad that controls a smartphone, tablet, or a computer---perfect for cooking. It simply works as a remote control. How exactly? Just swipe across your thumbnail and you'll see your screen moving to your preferred direction or location.