Giving an old bee a youngster's job causes brain rejuvenation

Researchers at Arizona State University have successfully reversed brain aging in honeybees, by giving them responsibilities that are typically handled by much younger members of the hive. The change in occupation appeared to trigger a series of youth-restoring chemical processes in the bees' brain —processes that the … » 7/05/12 2:43pm 7/05/12 2:43pm