Nurith Aizenman
Nurith Aizenman, photographed for NPR, 11 March 2020, in Washington DC.
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Nurith Aizenman

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Brazilian scientist Sotiris Missailidis heads research and development at his country's premier agency for vaccine development, the Bio-Manguinhos Fiocruz Foundation. He's been a key advocate for shifting Brazil's strategy toward inventing its own vaccines. Ian Cheibub for NPR hide caption

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Ian Cheibub for NPR

A dire moment in the pandemic ... was the chance he'd been waiting for

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Patricia Neves (left) and Ana Paula Ano Bom take a break at the institute in Rio de Janeiro where they work. The two scientists say they've been inseparable since they met in college. Now their friendship has made it possible to launch a remarkable partnership to make mRNA vaccines accessible to the world. Ian Cheibub for NPR hide caption

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Ian Cheibub for NPR

These Brazilian besties are inventing an mRNA vaccine as a gift to the world

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Romie Perez and Elia Zamarripa at Perez's house. The two are among the many holding impromptu cookouts to make meals for the families of the victims. Nurith Aizenman/NPR hide caption

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In Uvalde, tragedy and food bring a community together

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An update on the global COVID-19 vaccination effort

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Volunteers unload food aid in Chena, Ethiopia, one of many parts of the world where conflict has fueled hunger. Jemal Countess/Getty Images hide caption

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Ukraine crisis raises question: Does food aid go equally to 'Black and white lives'?

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The impact of the war in Ukraine on the global food supply

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Nick Underwood/NPR

The goal: Vaccinate 70% of the world against COVID. Scientists are proposing a reboot

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It may be time to refocus the goal of vaccinating 70% of every country, advocates say

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A driver sits in the cab of a combine harvester during the summer harvest in a field of wheat in Varva, Ukraine. Ukraine accounts for more than 10% of the global wheat market. Russia's war threatens to disrupt the spring planting season. Vincent Mundy/Bloomberg via Getty Images hide caption

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Vincent Mundy/Bloomberg via Getty Images

Russia's war on Ukraine is dire for world hunger. But there are solutions

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Global health champion Paul Farmer dies at 62

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Dr. Paul Farmer, photographed in 2017 at a screening of a film about his life's work, Bending the Arc. Desiree Navarro/Getty Images hide caption

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Global health champion Dr. Paul Farmer has died

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A student washes her hands before entering a classroom at a school in Blantyre, Malawi, in March 2021. Top scientists say that many African countries, including Malawi, appear to have already arrived at a substantially less threatening stage of the coronavirus pandemic. Joseph Mizere/Xinhua News Agency/Getty Images hide caption

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Joseph Mizere/Xinhua News Agency/Getty Images

Africa may have reached the pandemic's holy grail

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Top scientists say Africa may have reached a less threatening phase of COVID

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Most countries will fall short of global initiative to vaccinate 40% of populations

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