There are plenty of strange alternative uses for herbs. Rosemary, for instance, is supposed to soothe the skin and cure dandruff—though I can't promise how well it will do either. Science, however, now tells us it definitely can make you smarter.
It's one of the biggest milestones for stem cells since their discovery. Researchers yesterday published the first results of a clinical trial where doctors transplanted of stem cells into the eyes of patients suffering from a form of progressive blindness. And the preliminary results look very good.