Researchers show that tiny armored dinosaur fossils, Liaoningosaurus paradoxus, were actually baby ankylosaurs.

Scientists have developed an experimental way to study how human embryos implant in a uterus, which may provide new insights into why miscarriages occur and how they can be prevented.

At first glance, it looks like the start of a human pregnancy: A ball-shaped embryo presses gently into the receptive lining ...

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

Iodine, which supports thyroid function, and omega-3 fatty acids are important for embryo development, are also commonly lacking. The challenge is that these deficiencies are often invisible. You can ...

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

At one month pregnant, your baby is just beginning to develop. Discover early pregnancy symptoms, what’s happening inside ...

University of Cambridge scientists have used human stem cells to create three-dimensional embryo-like structures that replicate certain aspects of very early human development—including the production ...

Baby Thaddeus Pierce began as a embryo that was frozen for more than 30 years. He holds the record for developing from the longest-frozen embryo known to result in a live birth. His mom was 4 and his ...

ST. LOUIS — Samantha was an embryo frozen in time for approximately a decade before a middle-aged single mother said yes to her birth. That mother was Dawn Jones-Goldstein, a 46-year-old Eureka woman ...