In a controversial first, a team of researchers have been creating embryos that are part human and part monkey, reports the Spanish daily El País.Daring biologist: According to the newspaper, the Spanish-born biologist Juan Carlos Izpisúa Belmonte, who operates a lab at the Salk Institute in California, has been working working with monkey researchers in China to perform the disturbing research.Their objective is to create “human-animal chimeras,” in this case monkey embryos to which human cells are added.

In a controversial first, a team of researchers have been creating embryos that are part human and part monkey, reports the Spanish daily El País.Daring biologist: According to the newspaper, the Spanish-born biologist Juan Carlos Izpisúa Belmonte, who operates a lab at the Salk Institute in California, has been working working with monkey researchers in China to perform the disturbing research.Their objective is to create “human-animal chimeras,” in this case monkey embryos to which human cells are added.