Those arms and legs start forming fast. Here's when they show up – and how your baby's limbs grow each week in the womb.

Some researchers believe fetuses may be able to start smelling — i.e., reacting to the chemicals they “breathe” in through their noses — in the womb as early as month 6, though the sense really ramps ...

Preemies who listened to voice recordings from their moms had more maturation in key language regions of the brain Fetuses are capable of eavesdropping on mom’s conversations late in pregnancy ...