Do the languages we speak shape the way we think? Do they merely express thoughts, or do the structures in languages (without our knowledge or consent) shape the very thoughts we wish to express? Take "Humpty Dumpty sat on a..."

Doctors at Beth Israel Deaconess Medical Center in Boston, Massachusetts, are treating stroke patients who have little or no spontaneous speech by associating melodies with words and phrases. "Music, and music-making, is really a very special form of a tool or an intervention that can be used to treat neurological disorders, said Dr. Gottfried Schlaug, associate professor of neurology at Beth Israel and Harvard University.

Three separate experiments were conducted which all showed that individuals in the open body position took more action than those who were constricted. "Going into the research, we figured role would make a big difference. But shockingly, the effect of posture dominated the effect of role in each and every study," Li Huang, a doctoral student at Kellogg and co-author of the study, said.