These “walking sharks” can lay eggs without spending extra energy, rewriting what scientists thought they knew about reproduction.

An experimental study from researchers in the Perelman School of Medicine at the University of Pennsylvania links a specific procedure - embryo culture - that is part of the assisted reproduction ...

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 ...

Genetic quality or genetic compatibility? What do female fruit flies prioritize when mating? Researchers show that both factors are important at different stages of the reproductive process and that ...

Researchers have lifted fertility rates in older female mice with small doses of a metabolic compound that reverses the aging process in eggs, offering hope for some women struggling to conceive. The ...