Scientists say they have found a way to get the ovaries of women who've gone through early menopause working again, a discovery that may one day pave the way for these women to have their own babies. Statistics suggest that premature ovarian failure affects one percent of women under age 40, and one in 1,000 women experience it before age 30. But researchers in Egypt say they have found a way to use stem cells to restore ovarian function in a group of 60 female rats, and that this may signal...