
How do blind people navigate when outdoors?
I once heard a story of a blind man in Cornwall whose assistance dog ran off so he found his way home one evening by using the warmth of the sun on his face. Well it got me thinking: “How…

I once heard a story of a blind man in Cornwall whose assistance dog ran off so he found his way home one evening by using the warmth of the sun on his face. Well it got me thinking: “How…