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On Monday, White House Press Secretary Kayleigh McEnany fielded queries about the government response to the coronavirus pandemic and about a report that the Trump Administration failed to organize a response to a Russian plot to pay bounties to the Taliban to kill American troops in Afghanistan. Chip Somodevilla/Getty Images hide caption

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Chip Somodevilla/Getty Images

Gaps In The Russian Bounties Story; Fauci Warns Of 100k Cases A Day

Dr. Anthony Fauci told members of Congress Tuesday that although he can't predict the ultimate number of coronavirus cases in the United States, he "would not be surprised if we go up to 100,000 a day if this does not turn around."

Gaps In The Russian Bounties Story; Fauci Warns Of 100k Cases A Day

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Gilead Sciences, maker of the antiviral drug remdesivir, has come up with a price for the COVID-19 treatment that was less than some analysts expected. ULRICH PERREY/POOL/AFP via Getty Images hide caption

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ULRICH PERREY/POOL/AFP via Getty Images

Remdesivir Priced At More Than $3,100 For A Course Of Treatment

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The Supreme Court ruled on Monday, in a 5-4 decision, a Louisiana law that required doctors performing abortions to have admitting privileges to nearby hospitals unconstitutional. Michael A. McCoy/Getty Images hide caption

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Michael A. McCoy/Getty Images

After SCOTUS Decision, The Future Of Abortion Rights; Mask Mandates

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Thomas Jefferson owned hundreds of slaves, yet he also wrote that "all men are created equal." How did he square the contradictions between his values and his everyday life? ericfoltz/Getty Images hide caption

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The snake Chrysopelea paradisi is seen in Malaysia's Taman Negara National Park. To get from tree to tree, they can propel themselves in the air. David Renoult/iNaturalist hide caption

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David Renoult/iNaturalist

How Snakes Fly (Hint: It's Not On A Plane)

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Then-Director of the National Institutes of Health Elias Zerhouni speaks with President George W. Bush during a round table discussion on cancer prevention at the NIH in Bethesda, Md., in 2007. Jim Watson/AFP via Getty Images hide caption

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Jim Watson/AFP via Getty Images

Flying costs a lot of carbon, and for those who fly, traveling by plane can make up a large portion of their carbon emissions. Thomas Jackson/Getty Images hide caption

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Thomas Jackson/Getty Images

New Research Shows People Are Not As Divided Along Political Lines As They Think

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TED2016 TED Prize winner Sarah Parcak speaks at TED2016. Bret Hartman/Bret Hartman / TED hide caption

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Bret Hartman/Bret Hartman / TED

Sarah Parcak: How Can Satellite Images Unlock Secrets To Our Hidden Past?

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Denise Herzing, dolphin researcher, at TED2013. James Duncan Davidson/TED hide caption

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James Duncan Davidson/TED

Denise Herzing: Do Dolphins Have A Language?

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TED

Suzanne Simard: How Do Trees Collaborate?

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Internationally, scientists now have on file the genomes of more than 47,000 different samples of the virus that causes COVID-19 — up from just one in January. Here's a transmission electron micrograph of SARS-CoV-2 virus particles (orange) isolated from a patient. National Institute of Allergy and Infectious Diseases/National Institutes of Health hide caption

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National Institute of Allergy and Infectious Diseases/National Institutes of Health

This Coronavirus Doesn't Change Quickly, And That's Good News For Vaccine Makers

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A laboratory technician holding a tray with doses of a COVID-19 vaccine candidate, ready for trial on monkeys at the National Primate Research Center of Thailand MLADEN ANTONOV/AFP via Getty Images hide caption

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MLADEN ANTONOV/AFP via Getty Images

A COVID-19 Vaccine: What You Need To Know

Approximately 200 COVID-19 vaccines are being actively developed, a process that health officials are expediting to help end the pandemic. Today on the show, NPR science correspondent Joe Palca walks us through the latest in vaccine development — from how a coronavirus vaccine would work to the challenges of distributing it to the world.

A COVID-19 Vaccine: What You Need To Know

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