visual cortex
Not Exactly Rocket Science
Tag archives for visual cortex
Blind man navigates obstacle course perfectly with no visual awareness
Posted by Ed Yong on December 22, 2008
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The video above seems completely unremarkable at first – man walks down a corridor, navigating his way around easily visible and conspicuous obstacles. But it’s far from an easy task; in fact, it should be nigh-impossible. The man, known only as TN, is totally blind. His inability to see stems from a failure in his…
The machine that identifies images from brain activity alone
Posted by Ed Yong on March 5, 2008 Modern brain-scanning technology allows us to measure a person’s brain activity on the fly and visualise the various parts of their brain as they switch on and off. But imagine being able to literally see what someone else is thinking – to be able to convert measurements of brain activity into actual images. It’s a…