Rachel Feltman: For Scientific American’s Science Quickly, I’m Rachel Feltman. The World Health Organization estimates that infertility impacts one in six adults globally. But when it comes to ...

A new study has found substantial regional differences in sperm quality, with men in the highest-performing region recording ...

Infertility affects about one in six couples, and male factors account for roughly half of all cases—often because sperm don't swim well. Researchers from the University of Osaka have uncovered a key ...

A team of engineers at Monash University in Australia has found that exposing human sperm to ultrasound can cause them to swim faster. In their study, published in the journal Science Advances, the ...

The test uses the same technology found in Covid tests, and simply requires a single semen sample.

Men who’ve had COVID-19 may face hidden fertility risks. This study uncovers how the virus disrupts sperm health, even months after recovery. Study: COVID-19 infection was associated with poor sperm ...