Bats, dolphins, and many other animals use echolocation, a system of clicks or chirps that bounce off of the objects around them to help them navigate the world. It turns out that humans can do the same thing, and it's an awfully handy skill for those who are blind. Even still, there aren't many blind people who can echolocate, but if researchers can better understand the technique, more people might be able to use it.
An Image Of Sound
Daniel Kish's Echolocation In Action
Share the knowledge!
Wake up with the smartest email in your inbox.
Our best articles a few times a week.