WASHINGTON - As humankind moves toward the goal of establishing a long-term presence on the moon and Mars, the question of ...

A Université de Montréal study has found a previously unknown mechanism in bacterial reproduction that could be attacked by ...

University of Adelaide research shows sperm navigation fails in microgravity conditions, posing significant challenges for human reproduction in space.

Sperm may lose their ability to navigate in microgravity, raising new questions about whether human reproduction is possible ...

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 ...

While humans often struggle to find a partner who is both physically attractive and a reliable co-parent, yeast may already ...

It’s not just about chromosomes. Or reproductive cells. Or any other binary metric. Many genetic, environmental and developmental variations can produce what are thought of as masculine and feminine ...