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Surgeons transplanted a kidney and thymus gland from a gene-edited pig into a 54-year-old woman in an attempt to extend her life. It's the latest experimental use of animal organs in humans.
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Over the past few decades, psychologists have begun to understand how parents across many cultures teach their children to build deep, fulfilling relationships with their siblings.
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Climate change is making it harder to meet clean air goals, says the 25th annual State of the Air report from the American Lung Association.
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The case comes from Idaho, where the law banning abortions is sufficiently strict that the state's leading hospital system says its patients are at risk.
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The agency stressed the material is inactivated and that the findings "do not represent actual virus that may be a risk to consumers," but it's continuing to study the issue.
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In mid-November, Voyager 1 suffered a glitch, and it's messages stopped making sense. But the NASA probe is once again sending messages to Earth that make sense.
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NPR's Juana Summers talks with biologist Adam Hartstone-Rose about his study into why animals are so stressed out during an eclipse.
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The Supreme Court will consider the question: Should doctors treating pregnancy complications follow state or federal law if the laws conflict? Here's how the case could affect women and doctors.
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The raging debate over how to juggle kids and work.
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About 1,200 people die from extreme heat each year. As temperatures soar, the CDC is unveiling plans to help people deal with potentially record summer heat.
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Critics say the U.S. has been unwilling to push for measures in a global agreement that would drive big cuts in plastic waste.
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After a nasty computer glitch five months ago, Voyager 1 is once again able to communicate with Earth in a way that mission operators can understand.