U.S. Geological Survey researchers developed models to better understand the timing and sources contributing to nutrient pollution in streams and rivers. They say their findings can help guide efforts to improve water quality.
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The ex-Olympian accused of damaging the reflecting pool tells NPR the experience has been "Orwellian" and "Kafkaesque." And it's not over yet: His lawyers are fighting to close the case permanently.
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President Trump signed an executive order on Monday about vaccines, saying children should get fewer. His administration has been blocked in the courts from changing the vaccine schedule.
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Russia and Ukraine are both striking farther into each other's territory, and neither side has a good way to stop the attacks. With no quick fix, the winter ahead could be especially hard.
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China's workers are vulnerable as the push to adopt AI comes from top leaders amid a sluggish economy.
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Journalist Gil Durán argues that a small circle of Silicon Valley billionaires and venture capitalists have concluded that democracy is in their way — and that they should be governing in its place.