Humans don’t have a defined mating season like deer or wolves. Here’s how evolution blended biology, culture and social life into year-round intimacy.

The human genome is a rich, complex record of migration, encounters, and inheritance written over thousands of millennia.

In the quest to create better options for couples facing infertility, scientists have been racing to create eggs and sperm in a laboratory dish. A study published Tuesday in Nature Communications from ...

Scientists have created human eggs containing genes from adult skin cells, a step that someday could help women who are infertile or gay couples have babies with their own genes but would also raise ...

Scientists warn that radiation and microgravity pose a major threat to human reproduction in space. Understanding these ...