China succeeds where NASA failed to develop first mammalian embryos in space. Embryos growing in space a 'giant leap' - China - Chinadaily.com.cn "The latest results from experiments aboard China's SJ-10 recoverable satellite prove for the first time that early-stage mammal embryos can develop in space. ... The first attempt to develop mammalian embryos in space was carried out by NASA's STS-80 Spacecraft in 1996. However, none of the 49 mouse embryos on board successfully developed."