The Sensing Limits of Your Finger

By Anupum Pant

How tiny features do you think can your fingers detect? Well, absolutely those tiny bumps on a smooth glass table. But do you think they¬†can actually detect things that you can’t even see with your eyes?

Researchers of Royal Institute of Technology in Stockholm, Sweden decided to study this. In a paper they published in a reputed journal, they show how human fingers are capable enough to detect features in the nanoscale – features as small as 13 nanometers.

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