Reproduction

A technology meant to help severely premature infants raises questions of inequity and may someday threaten parents’ rights to make decisions

Evidence shows microplastics can end up in many different organs and may harm reproductive health

“We should not make it harder for people to access abortion,” says a researcher who has studied the impacts on people who seek the procedure and are denied

Extracting, freezing and retransplanting slices of hormone-producing ovarian tissue could postpone menopause, but some experts say it’s not effective enough—or necessary

The state supreme courts in Florida and Arizona both recently ruled that strict abortion bans could go into effect. But ballot measures may give voters a chance to weigh in

An Alabama court ruling that human embryos outside the uterus should be regarded as children has raised concerns among doctors and scientists about the future of the fertility treatment in vitro fertilization

Carrying a baby creates some of the same epigenetic patterns on DNA seen in older people

The Supreme Court’s mifepristone decision could make abortions harder to access and challenge the FDA’s authority to regulate all drugs and devices

A study of more than 100 new parents showed that pregnancy and birth cause changes in brain circuits that may be involved in empathy and bonding with the child

People’s perceptions about who gets an abortion and why rely on stereotypes and misconceptions—with potential policy implications

Outside experts found that two studies cited in a federal case on medication abortion had serious design problems and that their authors had undisclosed conflicts of interest

Recent research found a species of bacteria living in semen that’s associated with infertility and has links to the vaginal microbiome