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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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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.
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Thousands of years ago, there was a ceremony to bind close friends together as sworn siblings. Could the practice be resurrected today to strengthen modern friendships? Two women did just that.
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Studies suggest people who take metformin for diabetes may be at lower risk for cancer, heart disease and dementia. Now researchers aim to test if it prevents age-related diseases in healthy people.
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The Lyrids meteor shower is active until April 29 and is peaking overnight from Sunday into Monday. To see it, it's best to find an area with trees or a mountain blocking out the moon.
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NPR's Ayesha Rascoe speaks with Clyde Francks, a geneticist in the Netherlands, about the latest research into what makes people left or right-handed.
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NPR's Scott Simon speaks with scientists Feifei Qian and Ryan Ewing of the LASSIE Project. It is training a robot dog to navigate different types of terrain in preparation for future space missions.