Lauren Sommer
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A new NASA satellite is providing a detailed look at how much polar ice is melting, raising sea levels around the world.
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U.S. health officials said equipping six cities with extra testing would pick up under-the-radar viral spread. But an NPR investigation finds conflicts and shortages caused painful delays.
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They may look cute and fluffy, and they don't go far, but cats are deadly stalkers who rule concentrated areas of their neighborhoods.
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By making their bodies glow, Humboldt squid illuminate the changing patterns on their bodies to communicate in the depths of the Pacific Ocean.
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It is starting to take more time for cases, hospitalizations and deaths to double in several states, indicating social distancing is working. Here's how to make sense of those numbers.
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With a lack of tests, epidemiologists say the next best way to monitor the pandemic is by tracking hospitalizations. But hotspots like California and Washington are releasing little information.
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Universities around the country are revamping research labs to help process the backlog of coronavirus tests, thanks to help from student volunteers.
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Air pollution levels have dropped dramatically as power plants and factories have slowed down — potentially saving lives. But the public health benefits aren't so simple to calculate.
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Winters are warming faster than summers in many places, and colder parts of the U.S. are warming faster than hotter ones. The warming winter climate has year-round consequences across the country.
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Many fruit and nut trees need cold weather to bloom, which is becoming less common in a warming climate. So, farmers and scientists are teaming up to find ways to help orchards chill out and cope.