Humans develop sharp vision during early fetal development thanks to an interplay between a vitamin A derivative and thyroid hormones in the retina, Johns Hopkins University scientists have found.

Maternal stress could leave epigenetic imprints on genes in the placenta associated with cortisol -- a necessary hormone for fetal development -- and this would affect the baby's development from very ...

Week 3 of pregnancy marks a crucial phase when your baby’s genetic blueprint begins to guide development. Although DNA is formed at fertilisation, this week is when genetic instructions actively ...

The New Hampshire Senate passed a bill Thursday to require health classes to show students certain early fetal development videos. Under HB 667, the videos should be “high-quality computer-generated ...