Meet Retro, a cloned rhesus monkey born on July 16, 2020. He is now more than 3 years old and is “doing well and growing strong,” according to Falong Lu, one of the authors of a study published in the ...

The experiment might send shivers down your spine and naturally raise ethical concerns, yet researchers have boldly described these studies as a step forward in ...

A team of researchers in the United States has for the first time cloned monkey embryos and extracted stem cells from them. The work is a step forward in the quest to harness the regenerative powers ...

For the first time, researchers have used the cloning technique that produced Dolly the sheep to create healthy monkeys, bringing science an important step closer to being able to do the same with ...

A team of U.S.-led researchers say they have succeeded in cloning monkey embryos and extracting stem cells, but warn their findings won't have human health ramifications any time soon. Embryonic stem ...

Scientists in Oregon say they've reached the long-sought goal of cloning monkey embryos and extracting stem cells from them, a potentially major step toward doing the same thing in people. The ...

It's been almost 30 years since Dolly the sheep made headlines as the world's first mammal to be cloned from another animal's body cell. Now, a team of scientists in China has unveiled a rhesus monkey ...

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