Can You Feel It?
As you know, some parts of the human body are more sensitive than others. Aside from accidents or medical problems, our shoulders are less sensitive than our cheeks, for example. Our fingers and hands were designed to do touching and working with objects, so they are among our most sensitive areas.
We can sense and identify all sorts of textures and conditions. Messages from our fingers reach our brains, and we know how much strength and pressure are needed. Just how sensitive they are will amaze you.
Freeimages / eljefe79, modified at PhotoFunia |
Robot designers are improving their devices’ haptic capabilities—that is, their touch sensitivity. They are getting closer to distinguishing between hard and soft surfaces, so as to get a firm grip on solid objects but handle delicate objects, like an egg, with appropriate care. . . . None of them, though, can approach the sensitivity of the human finger. Look what scientists found in 2021.
To read this very interesting article, caress the link to "Fingertips Can Detect Single Atom Differences." You may also want to pick up "Lack of Fingerprints is not a 'Beneficial Mutation'".