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 ...

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 ...

Here is a thought experiment for “National Infertility Awareness Week”: imagine in vitro fertilization (IVF) did not exist, and the only solution for couples facing infertility was to optimize their ...

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 ...

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 ...

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 ...