Laser Microscope Image of Denim (IMAGE) University of Chicago Medical Center Caption This is a laser microscope image of denim. When we run our fingers along a surface, variations in the surface produce vibrations in the skin which are conveyed as information about texture to the brain. Credit Bensmaia/University of Chicago Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.