Advances in organoids and embryonic models of human development have the potential to prompt social and existential questions --e.g., what defines human individuality? However, bioethicists say that ...

For the first time, scientists have recorded a human embryo implanting into a womb in real time, a feat the researchers hope will lead to new ways to treat infertility and prevent miscarriages. "Being ...

For optimistic parents, the embryo transfer during IVF is a moment of joy and apprehension. But when implantation doesn’t occur, one is left not only with medical questions, but with a deep and aching ...

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The “world’s oldest baby” was born in Ohio last week from an embryo that had been frozen for more than 30 years, according to reports. Thaddeus Daniel Pierce was born via adopted-IVF on July 26 to ...

Scientists have sought to capture the first days of how a person comes to be, by recreating those early moments in a lab via models made up of induced ...

We’re reporting on the challenges that fertility clinics face as they store a growing number of frozen embryos. By Sarah Kliff and Azeen Ghorayshi Across the United States, a growing number of ...