Scientists at Queen Mary University of London and the University of Hong Kong have created a mouse with substituted genes ...

Scientists have engineered a hybrid mouse with a gene that predates all animal life. The team replaced a single gene in the mouse stem cells with a version from an ancient, single-celled ancestor, and ...

(CNN) — Scientists have created a mouse embryo that’s part human — 4% to be exact. The hybrid is what scientists call a human-animal chimera, a single organism that’s made up of two different sets of ...

LIMA, Peru (WKRC) - Researchers on an expedition in Peru discovered 27 animal species previously unknown to science. The findings include four mammals, eight fish, three amphibians and 10 butterfly ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Researchers on an ...

Scientists have created a mouse embryo that’s part human – 4% to be exact. The hybrid is what scientists call a human-animal chimera, a single organism that’s made up of two different sets of cells – ...