Pregnancy tests have come a long way, baby. In ancient Egypt, women would pee on wheat and barley seeds to determine whether they were expecting. As a papyrus document from 1350 BCE explained: "If the ...

You can add another miniorgan to the growing list of tiny, simplified body parts that scientists have grown in a lab. This time around, it's miniplacentas. The wee placentas were recently grown from ...

Tiny human placentas grown in a dish are so close to the real thing that they can fool a pregnancy test into giving a positive result. The aim isn’t to develop a full-sized placenta, but to study why ...

Researchers have used stem cells to develop new human embryolike structures that model the earliest stages of fetal development so realistically that they even secrete hormones that can turn a lab ...

It’s easy to get overwhelmed with emotions when you’re taking a pregnancy test. Your life may change forever depending on the results. Confirming those results with your doctor, even if they’re ...