Experts say the treatment could be a “game changer” for men who once had few options for biological fatherhood.

Scientists have turned real sperm cells into steerable, X-ray-visible microrobots to help improve targeted drug delivery and ...

Accutane, a decades-old acne treatment, could help men with infertility produce motile sperm and avoid invasive sperm ...

The study focused on the sperm's flagellum, or tail, a whip-like structure whose motion propels the sperm forward.

When sperm is not available, people with ovaries often choose the least invasive, rather than the most effective path to ...

Nat Allbut spent years thinking he knew who his father was – now he’s one of dozens to be told the sperm donor details they ...

There are many potential causes of infertility, and it can be challenging to pin down just what the problem is when a couple ...

Delivering therapies precisely without affecting nearby healthy tissues is one of the most pressing fields of research in ...

Researchers found that fruit fly sperm push against one another and align in orderly bundles, preventing knots that could block reproduction.