A Japanese researcher has told a major genetics conference that he has created eggs from the cells of male mice. The research, still in its early stages, involved turning male XY sex chromosomes ...

This species could be a living relic of a critical evolutionary stage. For Marine Olivetta, the lead author of the study, this research could also shed light on 600-million-year-old fossils. These ...

This embryo development process followed very particular stages known to be remarkably similar between animal species. Researchers suspected that the process evolved much earlier, dating back to a ...