You can learn to echolocate like a bat by rewiring your visual cortex

image: Kamila Bay/Shutterstock

Many people who are blind have learned how to "see" and navigate the world using echolocation like bats, shrews, and whales. The skill involves making loud clicking noises with the tongue and then listening for the echo to judge not only distance but sometimes even determine the material of an object. Several years ago, Dur…