South Dakota House passes bill requiring public schools to teach prenatal development with ultrasound videos, sparking debate over medical accuracy and abortion politics in curriculum.

Human newborns arrive remarkably underdeveloped. The reason lies in a deep evolutionary trade-off between big brains, bipedalism and the limits of motherhood.

The House of Representatives has passed a bill that requires schools in the state to show videos of ultrasounds and prenatal ...

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. The ...

House lawmakers could soon vote to pass a broad K-12 education bill that, among other things, would mandate new fetal development lessons, tighten school security rules, strengthen math and attendance ...

Human evolution has long been tied to growing brain size, and new research suggests prenatal hormones may have played a surprising role. By studying the relative lengths of index and ring fingers — a ...

Study finds baby brains already organize what they see in meaningful ways, overturning assumptions about hierarchical brain ...

Researchers mapped early brain growth from mid-pregnancy to the first month after birth and found signs that sex-linked differences emerge surprisingly early.

The secret to youthful appearance and repairing scars may lie in a microscopic skin structure humans share with pigs and ...

Early in pregnancy, something surprising happens. Every human embryo develops a tail. It is not symbolic or imagined. A real extension forms at the base of the spine, complete with vertebrae. Later, ...

Analyzing brain growth across pregnancy and early life, this study offers new insights into sex-specific development and its implications for neurodevelopment.