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," ...

The discovery raises significant concerns for human reproductive health. Researchers issue warning about overlooked threat to ...

For a long time, having children has been a young person’s game. Although ancient records are sparse, researchers estimate that, for most of human history, women most typically conceived their first ...

A team of researchers has found microplastics in all 40 semen samples they examined from healthy men, highlighting the urgent need to study how these tiny particles could affect human reproduction. In ...

Megan Molteni reports on discoveries from the frontiers of genomic medicine, neuroscience, and reproductive tech. She joined STAT in 2021 after covering health and science at WIRED. You can reach ...

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 ...

Microplastics are thousands of times smaller than a grain of rice, and they can wreak havoc on the human reproductive system. A new study found them in the testes of both humans and dogs. The rise of ...

Scientists have successfully created immature human egg-like cells from skin-derived stem cells, a significant step in ...

MANY COUPLES struggle to conceive. Some are helped by IVF (in-vitro fertilisation). But if the woman has no usable eggs to fertilise, they must either give up or use a donor. Researchers have thus ...

For the first time, scientists have found microplastics in human penises — showing once again that they’ve spread absolutely everywhere, and further highlighting the need to study their potential ...

We all know the drill for reproduction—sperm meets egg. But mice aren’t people. And the same recipe doesn’t work for human reproductive cells. One reason, according to Dr. Mitinori Saitou at Kyoto ...