Briefly, the procedure involved implanting the nucleus of a fertilized zygote into a donor egg cell. The extra DNA from the 2nd mother can theoretically "overwrite" any inherited "bad" DNA. This technology has the potential to eliminate many genetic birth defects.
Sure, the news will doubtless have some bible-thumping, Huckabee-voting Americans proclaiming that Armageddon is at hand, but for the rest of the non-zealous world, technology has just made yet another giant leap towards improving our lives.
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