LONDON — Since in many species, sperm is males’ only contribution to reproduction, biologists have long puzzled about why evolutionary selection, known for its ruthless efficiency, allows them to ...

MHR publishes articles on the basic science of human reproductive physiology and pathology, endocrinology, andrology, gonadal function, gametogenesis, fertilization, embryo development, implantation, ...

From ancient apes to modern humans, this video breaks down the entire evolutionary timeline. Learn how hominids split from ...

Scientists are working to create human eggs in a laboratory dish, but the process is proving to be more challenging than ...

"Human reproduction likely to be more efficient than previously thought." ScienceDaily. www.sciencedaily.com / releases / 2017 / 06 / 170613101932.htm (accessed October 2, 2025).

Assisted reproductive technology (ART) is increasingly being used to facilitate conception in both clinical and veterinary medicine. Infertility rates are on the rise amongst the global human ...

SpaceBorn United wants to conduct an IVF experiment in Earth’s orbit to pave the way for long-term space missions. Egbert Edelbroek was acting as a sperm donor when he first wondered whether it’s ...