Katsuhiko Hayashi created viable mouse eggs from male cells, a feat that could help to save species on the brink of extinction. Katsuhiko Hayashi created viable mouse eggs from male cells, a feat that could help to save species on the brink of extinction.
Researchers from Japan were able to grow embryos in space. Continue reading to learn more. (Photo: Wikimedia Commons/S. Y. M. B. I. O. N. T. ) Japanese Scientists Develop Early-Stage Mouse Embryos in Space, Showing Gravity Has No Significant Effect in the Process [Study] Researchers from Japan made huge progress in growing embryos in space.