sat-nav-sys-for-blind.jpg A revolutionary satellite navigation system that directs guide dogs for blind people has been invented by a British University student. The device clips on to the dog’s harness and vibrates on the left or right side to tell the handler which direction to go in.

“I wanted to create something that would have a life-changing effect but would also draw on the unique skills of the guide dog.”

(Read more in the UK Sun)

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