Gender Ultrasound Timing Technicians observe your baby's genitalia as part of a routine anatomy scan, which takes place in the second trimester, usually between 18 and 22 weeks.

Can you use an ultrasound to learn the gender of your baby? ... According to the nub theory, the baby is a male if the nub points to an angle greater than 30 degrees against the spine.

I’m not the type to throw a gender-reveal party. But like many parents, I still got sucked into the spectacle of the ultrasound.

BEIJING – China’s already worrisome gender gap worsened considerably over the past decade in part because of the increased use of ultrasound to identify female fetuses and abort them, a ...

In any case, this research has presented ultrasound as a potential basis for male contraceptive in the future and we will have to wait on the results of research to confirm this.