If you involve all your senses - touching, feeling, smelling, hearing and seeing in the imagination process, you can remember greater details of the event.

If you involve all your senses - touching, feeling, smelling, hearing and seeing in the imagination process, you can remember greater details of the event.

Given the importance of touch in how we perceive the world, Iwouldn' t be surprised if we do.

"That tells us that the visual cortex in the blind takes on these functions and processes sound and tactile information which it doesn't do in the sighted," he says.

Now researchers find that blind people perceive touch faster than do those with sight.