Juan Carlos Izpisua Belmonte had spent years probing the inner workings of embryos, ferreting out the genes that give a body its shape or allow wings to form instead of legs. He’d tracked wafting chemical messengers that, like traffic police, guide streams of dividing cells either left or right. He’d even found a way to tweak animals to grow extra limbs

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…on a global scale. Jeremy Sugarman examines ethical challenges from HIV prevention to organ transplants

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Human Overpopulation

August 8, 2017

Watch Now: Our Travis Rieder joins a panel that includes Alexandra Paul and Leilani Münter to discuss the challenges of human overpopulation at the Animal Rights 2017 National Conference

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Immortality has gone secular. Unhooked from the realm of gods and angels, it’s now the subject of serious investment – both intellectual and financial – by philosophers, scientists and the Silicon Valley set. Several hundred people have already chosen to be ‘cryopreserved’ in preference to simply dying, as they wait for science to catch up and give them a second shot at life

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“A crippling problem.” “A total epidemic.” “A problem like nobody understands.” These are the words President Trump used to describe the opioid epidemic ravaging the country during a White House listening session in March

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John Zhang, a New York fertility doctor, wanted to push the boundaries of science and fertility by giving women at risk of passing on serious genetic conditions a chance at healthy kids through an IVF technique that uses the DNA of three people

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The vaccination rate for California’s kindergartners soared this fall from the previous year, fueled by a state law that made it significantly tougher for parents to exempt schoolchildren from shots

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“People who want to gain access to these techniques can find people willing to perform them in venues where they are able to do so,” said Jeffrey Kahn, director of the Berman Center for Bioethics at Johns Hopkins University. “That underscores the importance of international discussion of what norms we will follow.”

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