Several U.S. populations and regions exposed to high arsenic concentrations in drinking water

A new national study of public water systems found that arsenic levels were not uniform across the U.S., even after implementation of the latest national regulatory standard. In the first study to assess differences in public drinking water arsenic exposures by geographic subgroups, researchers at Columbia University Mailman School of Public Health confirmed there are…

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The ethics of human challenge trials

The first human challenge trial to test COVID-19 treatments and vaccines is set to begin in January in the United Kingdom. These trials, in which healthy volunteers are infected with the virus after being given different vaccines under development, have sparked ethical debates around the benefits of developing a vaccine quickly and the risks of…

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Christian Siriano On Secondhand Stigma, Fashion in Politics, and That Cori Bush Tweet

As pop culture puts it, shopping in thrift stores can trigger painful memories (see: Marge Simpson reworking a Chanel-esque suit, Pen15‘s tween leads pawing over a secondhand Tommy Hilfiger shirt, or Jenny Humphrey’s entire character arc). But thanks to a growing resale market—with an expected value of $64 billion in the next five years—the firsthand…

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