This breakthrough represents a big step toward creating animal hybrids capable of growing human-compatible organs, easing the ...

Recently uncovered prehistoric paintings in Colombia’s portion of the Amazon depict animals, human-animal hybrids, and supernatural beings—unveiling a complex relationship between humans and the ...

WASHINGTON (Reuters) - Researchers who tried to use mouse, cow and rabbit eggs to make human clones said on Monday the effort failed to produce workable embryos but added that they showed human ...

LONDON — The Human Fertilization and Embryology Authority of Britain approved the creation of some human-animal hybrids for stem-cell research. Yesterday, the authority gave the go-ahead to ...