A new gene-editing breakthrough in human embryos raises the possibility of selecting certain traits in future babies while ...

Researchers relied on a newer gene-editing technique that may make it possible to engineer embryos, a prospect that has long ...

New research tracks how cells prepare gene regulatory decisions that will define their fate during the earliest stages of ...

Scientists are exploring ways to mimic the origins of human life without two fundamental components: sperm and egg. They are coaxing clusters of stem cells – programmable cells that can transform into ...

The discovery of a gene essential to early embryonic development sheds light on the preliminary stages of human placenta formation. A team led by scientists from the University of California San Diego ...

A University of California, Riverside study reports that cells in the earliest stages of human development could be susceptible to infection by SARS-CoV-2, which causes COVID-19, offering new insight ...

The team observed the emergence of the three-dimensional embryo-like structures under a microscope in the lab. These started producing blood (seen here in red) after around two weeks of development - ...

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 ...

Stem cells are precursors of a variety of different cells: They can turn into anything from blood to bone to muscle. Human blood stem cells, known as hematopoietic stem cells, are the forerunners of ...

China has carried out a highly controversial and groundbreaking biological experiment by sending human embryo-like structures into space aboard the Tianzhou-10 cargo mission.