Groonk[dot]Net ಠ_ಠ

Lance Corporal Craig Lundberg, 24, can read words, make out shapes and walk without assistance thanks to a device developed in the United States which could revolutionize life for other blind people.

[…]

It converts images into electrical pulses which are sent to the tongue, where they cause a tingling sensation.

The different strength of the tingles can be interpreted so the user can mentally visualise their surroundings and navigate around objects.

(via discovery)