That is why some researchers believe dream visions come from visual centers in the brain.

Caffeine is a stimulant, and many people find that it improves their alertness -- that's caffeine's affect on the central nervous system.

Since the vital physiological role of the brain has become clear to medicine, the vernacular sense of our center has migrated from the ancient heart to newfangled mind.

This would also explain why the handwriting of most women is much more legible than that of men-women's specific language centres are pre-wired for better use of language, both spoken and written.

While continuing to provide books in the future, they will function as nerve centers for communicating digitized information at the neighborhood level as well as on college campuses.