In a groundbreaking experiment, researchers from the Chinese Academy of Sciences (CAS) have successfully created a bi-paternal mouse—a mouse with two biological fathers. This marks the first time a ...

Our understanding of how domestication changes the neurobiology of a species may be wrong, results from a 60-year experiment to breed tame foxes suggest. The findings could also have implications for ...

Mouse embryos can make it to an early stage of development in space. In an experiment conducted in 2021, a few hundred frozen two-cell embryos from mice thawed and grew over four days on the ...