Over 130 mammal species can delay embryonic development, giving their offspring the best possible chance of survival in ideal ...

Our ancient past isn't always buried history. When it comes to our DNA, nearly 9% of the human genome is made up of leftover genetic material from ancient viruses (called endogenous retroviruses or ...

By engineering a system replicating the womb lining with high biological accuracy, researchers at the Babraham Institute and ...

High-resolution 3D womb model gives insights into embryo implantation, infertility, and signals between embryo and mother, ...

Scientists have developed an experimental way to study how human embryos implant in a uterus, which may provide new insights ...

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 ...

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 ...

Seals give birth only when conditions are right. After mating, a female seal can delay implantation of the embryo in the ...

Fredrik Lanner is in the Department of Clinical Sciences, Intervention and Technology, Karolinska Institutet, Division of Gynecology and Reproduction, Karolinska University Hospital, Stockholm, and ...

Assistant Professor of Obstetrics and Gynecology, School of Medicine, University of Washington Embryonic development, also known as embryogenesis, is a cornerstone in understanding the origins of life ...

Over the past year or two, we have been exploring what we termed the origins—or the embryology—of human development. We examined the three pillars of development: Feelings (Affects), Language, and ...