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Nature 419, 106-107 (12 September 2002) | doi:10.1038/419106a

Open Innovation Challenges

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Artificial wombs: An out of body experience

Jonathan Knight1

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Reproductive and neonatal medicine have cut the minimum time that fetuses need to spend in the womb. Are completely artificial pregnancies in the offing? Jonathan Knight investigates.

Scott Gelfand wants us to learn a lesson from cloning. When Dolly the sheep burst onto the public stage in 1997, ethicists and politicians were caught by surprise.