BEIJING, June 15 (Xinhua) -- Chinese researchers have captured the first high-resolution footage of human embryos during their first five days of development, leading to a major discovery as to why so ...

New York researchers took healthy human embryos and successfully modified their genetic code by focusing on a single letter.

Fertility specialists, biotech companies and ethicists are divided over whether progress in early gene editing would wipe out ...

COMMENTARY: Why is this latest development generally being hailed as a scientific milestone rather than a giant ethical ...

An international team of experts in embryology and bioethics has published the first white paper on the use of embryonic ...

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

Two new breakthroughs show how hard it is to know when the world has changed.

A new study reveals that age-related autophagy decline blocks embryo development by triggering a lipid-burning crisis.

The work proves that embryo editing is far from a clinical reality. But the experiment has sparked controversy nonetheless ...

The Chinese Academy of Sciences has announced an amazing and potentially controversial new project to test the development of ...

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

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 ...