What to Expect on MSN2 个月
12 Scientific Signs You’re Having a Boy or a Girl
Medical research has debunked this heart rate gender prediction theory. A 2023 review found that, in fact, the baseline fetal heart rate of boys was just slightly higher than those of girls ...
National Geographic news1 年
In their words: how children are affected by gender issues
At nine, youngsters from China to Canada and Kenya to Brazil describe big dreams for future careers—but the boys don’t see their gender as an impediment, while the girls, all too frequently ...