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 ...

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 ...

Recently, scientists have reviewed the existing literature to understand how space travel, space radiation, and microgravity affect human reproductive functions. This review was published in Npj ...

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," ...

A comparison of seven nonhuman primate species has found both similarities and differences among the effects of age on female reproduction. Reproductive senescence has two components. One is fertility ...

Scientists have detected microplastics — the tiny and pervasive fragments now found in our seas, drinking water, food and, increasingly, living tissue — in human semen and follicular fluid, according ...

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 ...

Researchers have uncovered how successful chromosome segregation during sexual reproduction is achieved in plants. The ...