Nurith Aizenman
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Not everyone gets tested. A new model estimates how many infections are missed because of this and how many people are actively shedding the virus. The results lend urgency to the vaccine race.
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Nine months after the first reported fatality in China last January, the world has hit a sobering milestone.
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The forecast comes from the University of Washington's Institute for Health Metrics and Evaluation. But here's why some other disease specialists are highly skeptical.
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What's driving this death toll? Could anything improve the outlook? How reliable are these predictions anyway? We get into the weeds.
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As modelers look at national trends, they're concerned about case jumps in areas that had previously managed largely to squelch the virus.
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How can communities stop coronavirus case surges without crushing the economy? Some scientists say widespread mask wearing may be more than a helpful precaution — it may be the solution.
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Local data reveal a deeper picture of where the current hot spots are in the United States — and where new ones could surface.
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The nation still sees more than 20,000 new cases on average a day, a number that's barely budged for weeks. Forecasters say we're looking at tens of thousands more deaths this summer.
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In a letter sent to Secretary of Health and Human Services Alex Azar, these U.S. scientists said they were "gravely concerned" about the abrupt termination of a federal grant to EcoHealth Alliance.
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Projections of deaths from COVID-19 vary wildly. How are we to make sense of the differences? One researcher has developed one model that compares and merges them all.