It’s in the last of these “derms” — the ectoderm — where the vast majority of skin, hair, and nails develop. Wondering how ...

For decades, scientists knew that male embryos in many mammal species—such as cows, mice, and even humans—tend to grow faster than female ones. But no one really knew why. The new study, published in ...

Researchers are studying development of human pre-implantation embryos in an effort to improve success of embryo growth and development.

A review in Clinical Epigenetics synthesizes growing evidence that paternal lifestyle and environmental exposures such as diet, obesity, smoking, endocrine-disrupting chemicals, and stress alter sperm ...

ITHACA, N.Y. -- Cornell researchers have uncovered the genetic triggers that cause male and female bovine embryos to develop differently, as early as seven to eight days after fertilization. The ...