Cloning an animal is a tedious and difficult process, as shown by six calves cloned by scientists at the U.S. Agriculture Department. So many observers are skeptical of claims of an imminent human clone. NPR's Joe Palca reports.
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KSUT is an independent, non-profit organization governed by a Board of Directors and is not a tribally owned station or service.
© 2026 KSUT Public Radio
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