iammani writes: Nytimes runs a story about a blind man (blind because of damaged visual cortex) successfully navigating an obstacle maze, unaided. Scientists have shown for the first time, that it is possible for people who are blinded because of damage to the visual (striate) cortex can navigate by "blindsight", through which they can detect things in their vicinity without being aware of seeing them.
"It ain't so much the things we don't know that get us in trouble. It's the
things we know that ain't so."
-- Artemus Ward aka Charles Farrar Brown