- Aired: 07/26/2011
- Rating: NR
When we touch something, how do sensations from our hands get translated into perceptions by our brains? Meet two scientists who are trying to answer that question with a curious tool: rat whiskers. Just like hands are to humans, whiskers are rats' primary sensors of touch. Analyzing how whisker sensations are processed by rats' brains is helping to reveal the mysteries of our own sense of...