Time

Scientists Create Human Sperm from Stem Cells

A colony of human embryonic stem cells is seen on a computer monitor at the University of Wisconsin–MadisonDarren Hauck / Getty Researchers at Newcastle University in England report they have coaxed ...

A step toward lab‑grown sperm: Scientists turn stem cells into early sperm cells in a mini‑testis

About 9% of men of reproductive age in the United States experience fertility problems. One of the many causes of male ...
Phys.org

Sperm bots roll out: Cells coated with magnetic nanoparticles could transform future of fertility

A team of researchers at the TechMed Center of the University of Twente has transformed real sperm cells into tiny, magnetically controlled microrobots. These sperm bots can now be tracked in real ...
Science Media Centre

expert reaction to study attempting to generate spermatogonia from human and macaque pluripotent stem cells in the lab

July 10, 2026 expert reaction to study attempting to generate spermatogonia from human and macaque pluripotent stem cells in the lab . A study published in Cell Stem Cell looks at ...
Medical Xpress

What's the difference between sperm and semen? And can pre-ejaculate get you pregnant?

Sperm are male reproductive (sex) cells. The word "sperm" can refer to spermatozoon (singular) or spermatozoa (plural). Sperm are tiny cells with an oval-shaped body and a long tail. They measure just ...