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

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

Only two weeks after fertilization, the first sign of the formation of the three axes of the human body (head/tail, ventral/dorsal, and right/left) begins to appear. At this stage, known as ...

From the moment an embryo starts to take shape, two-way communication is critical for making sure tissues and organs develop ...

The sperm is not a passive supplier of genetic material to the egg. A study from Linköping University, Sweden, shows that certain molecules that come with the sperm, so-called micro-RNA, contribute to ...