Narrator: We've been able to clone human embryos for about seven years. But as far as we know, no one's actually cloned a whole person. Turns out, ethics aren't the only thing holding scientists back.

Netflix's "Raël: The Alien Prophet" examines a controversial French cult. Started in the 1970s by Claude Vorilhon, the cult believes that aliens created humans. In the early 2000s, a company started ...

Scientists in the United States say hundreds of attempts to clone monkeys have ended in failure. They think the biological make-up of the eggs of primates, including humans, makes cloning almost ...

The cloning of humans and other primates may not be possible with current techniques, U.S. scientists have found, after lab tests with cloned monkey cells showed inherent chaos during basic cell ...

A leading medical ethicist warned last night that it was only a question of time before a human clone is born. A leading medical ethicist warned last night that it was only a question of time before a ...

A cloned monkey, now three years old, is the first to survive to adulthood. Retro, as the monkey has been named, was cloned by scientists at China's premier science academy. The successful cloning of ...

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