Scientists have discovered a sexual reproduction process in microalgae that helps them better understand algae and plant evolution. Their discovery could lead to new industrial applications for ...

What Is the Seminal Vesicle? The seminal vesicles—sometimes called the seminal glands or vesicular glands—are part of the reproductive system in people assigned male at birth. They are small glands ...

The behavior of sperm cells is due, in part, to the individual DNA make-up of these cells, rather than only to the genetics of males. The results, which provide a new understanding of the competition ...

Some animals are capable of parthenogenesis, a reproductive process in which females produce offspring without fertilization. This phenomenon has been documented in reptiles, sharks, birds, and ...

Menopause is known to mark a major transition in women’s bodies, but its effects on the reproductive system as a whole is ...