To believe in the sanctity of life is to deny biomedical fact. Human reproduction is fundamentally flawed and grossly inefficient. Conceptional life is generally unsustainable, living on borrowed time ...

Scientists have detected microplastics in human semen and follicular fluid, the liquid that surrounds an egg in an ovarian follicle. "This is not an isolated finding –– it appears to be quite common," ...

Harvard researchers have engineered mice that can menstruate — a key step in better under standing menstrual biology. Octavia Liku/ Staffwriter At last, the women of Donner House can begin to ...

The seat of human life, a reproductive system that includes the uterus, ovaries, cervix, vagina and vulva, is often shrouded in mystery, subjected to regulation, or seen as an anchor for social and ...

Review the male and female human reproductive systems with students and examine how the systems function. As students watch, have them take notes on which systems and body parts develop in each phase ...

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 reveals the presence of microplastics in human reproductive fluids, raising important questions about their potential risks to fertility and reproductive health European Society of Human ...