Many ultraviolet (UV)-filtering chemicals commonly used in sunscreens interfere with the function of human sperm cells, and some mimic the effect of the female hormone progesterone, a new study finds.

Two new studies show how a seeming tangle of DNA is actually organized into a structure that coordinates thousands of genes to form a sperm cell. The work, published as two papers in Nature Structural ...

There are many potential causes of infertility, and it can be challenging to pin down just what the problem is when a couple is having trouble getting pregnant. Now, researchers show that a few key ...

There are many potential causes of infertility, and it can be challenging to pin down just what the problem is when a couple is having trouble getting pregnant. Now, researchers show that a few key ...

Air pollution is already known to have harmful effects on the heart, lungs, and overall health. Previous research has also found a link between air pollution and reduced sperm quality, according to ...

Male birth-control breakthrough turns sperm production off and back on - Researchers aiming to develop new form of male birth ...

Researchers have decoded a long-standing mystery of how flowering plants ensure their sperm cells successfully reach the egg for fertilization, according to a recent study published in the journal ...

New technology may make it easier for men with extremely low sperm counts to have biological children. By Andrew Zaleski The hardest part of Dr. Zev Williams’s job as a fertility physician is telling ...