Prefer Newsweek on Google to see more of our trusted coverage when you search. What do the earliest stages of a pregnancy look like? Embryonic development has been extensively studied, but most of our ...

Add Yahoo as a preferred source to see more of our stories on Google. A GIF showing a blue colored embryo implanting Scientists have for the first time ever filmed a crucial step that leads to new ...

In science, ethical guidelines ensure that research takes place in a way that respects public trust and is conducted ...

Researchers at the Francis Crick Institute have developed a new stem cell model of the mature human amniotic sac, which replicates development of the tissues supporting the embryo from two to four ...

A new study using stem cell-based models has shed new light on how the human embryo begins to develop, which could one day benefit the development of fertility treatment. The study led by at the ...

Successful fertility treatments, including in vitro fertilization (IVF), is often reliant on a clear understanding of developmental stages of human development. Clinicians working with assisted ...

Researchers at Sinai Health have found that a critical transition in early human development is regulated not by our genes, but by DNA elements called transposons that can move around the genome. The ...

Scientists take first steps to growing human organs in pigs Associated Press: Insoo Hyun, associate professor of bioethics, discussed the ethical perspective of the recent study that resulted in the ...