The University of Alabama at Birmingham health system has paused in vitro fertilization procedures following an Alabama Supreme Court decision due to fear of criminal prosecution and lawsuits, a ...

A discovery upends decades of assumptions regarding DNA replication. The study show that DNA replication in early embryos is different from what past research has taught, and includes a period of ...

When sperm meets egg, the start of life is not quiet. Under a special microscope, researchers have watched a tiny light show at fertilization. They see a microscopic flash at fertilization, a burst of ...

The University of Alabama at Birmingham health system has paused infertility treatments after the Alabama State Supreme Court ruled embryos created during in vitro fertilization should be legally ...

Alabama’s Supreme Court has ruled that frozen embryos are people, the first time a court has ever given rights and protections so early after conception. The ruling is limited to Alabama, but it has ...

The majority of fertilized eggs die and are resorbed into the body. ZEISS Microscopy/Flickr, CC BY-SA As an evolutionary biologist whose career has focused on how embryos develop in a wide variety of ...

Using human stem cells, scientists have created human embryo-like structures inside petri dishes. These lab-grown blobs develop multiple structures that mimic a human embryo after implantation into ...

When someone says the word embryo, what do you think of? Probably that picture you’ve seen a thousand times on a thousand different news articles: a translucent orb swelling with cytoplasm being ...

Researchers have used naïve pluripotent stem cells to create an embryo model that looks and acts like a natural human embryo. They say it’s an ethical way of gaining a better understanding of ...