Human eggs made from a volunteer’s skin DNA were fertilized in a lab in September, and some grew for nearly a week, though ...

Groundbreaking research has revealed that as men age, harmful genetic mutations in sperm not only accumulate but are also favored during sperm production, giving them a reproductive advantage.

Researchers at Oregon Health & Science University have reached an unexpected milestone in the fight against infertility. Starting from simple skin cells, they have successfully created human ...