Assistive cane

A girl named Kajal walks during mobility training at the Bihar Natraheen Parishad, or Bihar School for Blind Girls, in Patna, India, in 2009.

How do you make walking easier for people who are blind? Put submarine tech in a cane

August 6, 2014Technology

India is home to one-third of the world’s blind people, and students in Delhi may have a solution to help them navigate the streets: a cane that uses sonar to alert them to obstacles.India is home to one-third of the world’s blind people, and students in Delhi may have a solution to help them navigate the streets: a cane that uses sonar to alert them to obstacles.