Human reproductive cloning is currently the subject of much debate around the world, involving a variety of ethical, religious, societal, scientific, and medical issues. This report from the National ...

In 2016, two Japanese reproductive biologists, Katsuhiko Hayashi and Mitinori Saitou, made an announcement in the journal Nature that read like a science-fiction novel. The researchers had taken skin ...

New research presented at the 41st Annual Meeting of the European Society of Human Reproduction and Embryology (ESHRE) reveals the presence of microplastics in human reproductive fluids, raising ...

Progress in the in vitro derivation of human gametes (eggs and sperm) continues to advance. In vitro–derived gametes are generated using pluripotent stem cells (PSCs) through a process called “in ...

Why is Male Sperm Quality Important? In the human reproductive process, both men and women play equally significant roles. While many associate fertility issues primarily with women, scientific ...

Here is a thought experiment for “National Infertility Awareness Week”: imagine in vitro fertilization (IVF) did not exist, and the only solution for couples facing infertility was to optimize their ...

Human reproduction exhibits marked temporal variation, with birth rates and conception outcomes fluctuating across the calendar year. These patterns arise from a complex interplay of environmental ...

The rapid evolution of reproductive technologies has forced courts and legislatures to confront questions that once seemed purely theoretical. In vitro fertilization (IVF) has become routine medical ...

Certain chemicals, biological materials, and physical hazards in the laboratory can cause negative effects to both male and female reproductive systems, fertility, and can affect the developing fetus ...