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When marijuana becomes a Schedule III instead of a Schedule I substance under federal rules, researchers will face fewer barriers to studying it. But there will still be some roadblocks for science.
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Michael Sanchez was testing out his new camera when he happened upon a feathered subject. The blue rock-thrush he photographed on the coast of northern Oregon last week has excited the birding world.
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Health officials say there's very little risk to humans from the bird flu outbreak among dairy cattle, but there's still much they don't know. Here are four questions scientists are trying to answer.
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After studying various species earlier this month, some scientists now say they understand the origin of animal behavior during solar eclipses.
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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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NPR's TED Radio Hour looks into the science of awkward psychological traits and the crossover between awkwardness and autism.
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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 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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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.
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Drug company reps commonly visit doctors to talk about new medications. A team of economists wanted to know if that helps patients live longer. They found that for cancer patients, the answer is no.