For time-starved Americans, few ideas are more appealing than that of learning while sleeping. Why simply doze for eight hours when you can be learning Spanish as well?
The problem, of course, is science, which discredited the idea back in the 1950s. While tapes and CDs for prospective sleep learners are available online, studies have shown that they won't be very effective.
"The research at the time said the only thing that it did was to keep you awake," explained James McGaugh, a professor...Full Story