Nurith Aizenman
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Periods of sweltering temperatures like the current global heat wave seem to drive up civil conflicts. But why? To find out, researchers put thousands of people in hot rooms - with surprising results.
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Scientists have long held that early human men did the hunting and women the gathering. A new review of data on foraging societies in modern times suggests that most women hunted.
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The wondrous findings of a global project to record the sound of ocean habitats threatened by climate change and pollution — then play it through loud speakers set up next to troubled reefs.
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A debt crisis looms over low- and-middle-income countries. One in five people live in a country teetering toward default. NPR unpacks the causes and consequences, including spiraling food prices.
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The head of the World Health Organization made a historic announcement today: COVID-19 is no longer a global emergency. NPR unpacks what that means — and what comes next.
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The World Health Organization has lifted the Public Health Emergency of International Concern (PHEIC) for COVID-19. The declaration had been in effect since Jan. 30, 2020.
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Botswana has one of the last thriving herds of elephants. But the animals are a menace to rural farmers. One nonprofit's solution: safari drives for local schoolkids. Can it work? NPR joins a trip.
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Tuberculosis kills 1.6 million a year — the second deadliest infectious disease after COVID-19. Using immune cells and mRNA technology, scientists in South Africa are working on a new vaccine.
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That's the view of Joseph Glauber of the International Food Policy Research Institute. He considers the fear the war would lead to a surge in food prices – and a dramatic worsening of world hunger.
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Disease researchers from South Africa were the first to identify the omicron variant of the COVID-19 virus. Scientists there are racing to detect new pathogens before they can spark another pandemic.