Female mammals typically carry two X chromosomes — one from each parent — and a new study suggests that the maternal X is ...

While the docuseries is about family vloggers, it centers on Myka and James Stauffer and the difficulty they had with their adopted son Huxley.

Scientists at deCODE genetics/Amgen have constructed a complete map of how human DNA is mixed as it is passed down during ...

Maternal stress hormone levels during early pregnancy can have a lasting effect on the stress system of the offspring. The ...