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Conflicting Reports on Human Cloning

Two new scientific papers are at odds over the question of whether it's currently possible to clone humans. One study suggests it's impossible with current methods. But earlier this week, a fertility doctor in Kentucky reported that he had successfully created a very early human embryo clone. NPR's Joe Palca reports.

Copyright 2003 NPR

Joe Palca is a science correspondent for NPR. Since joining NPR in 1992, Palca has covered a range of science topics — everything from biomedical research to astronomy. He is currently focused on the eponymous series, "Joe's Big Idea." Stories in the series explore the minds and motivations of scientists and inventors. Palca is also the founder of NPR Scicommers – A science communication collective.