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President Trump speaks at the White House about the U.S. response to the spread of the novel coronavirus. Roberto Schmidt/AFP via Getty Images hide caption

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Roberto Schmidt/AFP via Getty Images

COVID-19 Latest: Global Markets React, More Cases Reported

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"Nostalgia is memory with the pain removed." Jim Holliday Gpointstudio/Getty Images/Cultura RF hide caption

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Gpointstudio/Getty Images/Cultura RF

Looking Back: Reflecting On The Past To Understand The Present

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Handwashing 101: A Guide To Proper Washing (And Drying)

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Freeman Dyson was known for thinking big on topics ranging from extraterrestrials to fundamental physics. New York Daily News Archive/NY Daily News via Getty Images hide caption

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New York Daily News Archive/NY Daily News via Getty Images

The most common test for coronavirus infections checks for the virus' genetic material. A blood test that, instead, measures antibodies against the virus could give doctors and researchers more information. Jane Barlow/WPA Pool/Getty Images hide caption

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Jane Barlow/WPA Pool/Getty Images

How A Coronavirus Blood Test Could Solve Some Medical Mysteries

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Scientists Find Speech And Music Live On Opposite Sides Of The Brain

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Climate Change May Make The Snapping Shrimp Snap Louder

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In the early days of social media, bad health information was rampant. But in that last few years, that's begun to change, says Renee DiResta of the Stanford Internet Observatory. "There was realization that there were certain societal harms that could be traced back to the absolute unfettered use of these platforms." Mandel Ngan/Getty Images hide caption

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Mandel Ngan/Getty Images

Vaccines, Misinformation, And The Internet (Part 2)

In the second of two episodes exploring anti-vaccine misinformation online, Renee DiResta of the Stanford Internet Observatory explains why the Internet is so good at spreading bad information, and what big tech platforms are starting to do about it. Listen to the prior episode to hear more from Renee, and the story of pediatrician Nicole Baldwin, whose pro-vaccine TikTok video made her the target of harassment and intimidation from anti-vaccine activists online.

Vaccines, Misinformation, And The Internet (Part 2)

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Health and Human Services Secretary Alex Azar testifies before a House Commerce subcommittee on Capitol Hill in Washington, on Wednesday. Azar has been leading the White House coronavirus task force. Susan Walsh/AP hide caption

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Susan Walsh/AP

Planet Money tries to make vodka in a radio studio. Dan Pashman hide caption

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Dan Pashman

Vodka Proof

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President Trump, pictured in New Delhi on Tuesday, will hold a news conference on Wednesday to discuss the threat of coronavirus. Bloomberg via Getty Images hide caption

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Bloomberg via Getty Images