Ari Daniel
Stories
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Health
The world hopes to enact a pandemic treaty by May 2024. Will it succeed or flail?
This week leaders at the U.N. adopted a declaration recognizing the need for nations to work together to address future pandemics. But Questions loom. How will it be enforced? Who's footing the bill?
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Health
Chikungunya virus surges in South America. But a new discovery could help outfox it
South America has seen a quarter million cases this year, as climate change is a boon for the mosquitoes that spread it. A study about how the virus infects cells could help inform future treatments.
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Health
Indoor pollution can make you sick. Here's how to keep your home's air clean
Poor air quality can drive you indoors, but do you know what you're breathing inside your home? Here's the latest on optimizing ventilation and other air-clearing strategies.
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Science
This fossil of a mammal biting a dinosaur captures a death battle's final moments
A 125-million-year-old fossil from the early Cretaceous shows the skeletons of a smaller mammal biting a larger horned dinosaur, suggesting a much more complex ancient food web.
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Health
Why do some people get rashes in space? There's a clue in astronaut blood
A new study of astronaut blood finds that space travel reduces the expression of 100 genes related to the immune system.
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Science
Octopuses tweak the RNA in their brains to adjust to warmer and cooler waters
The California two-spot octopus can edit the RNA in its brain to produce different proteins as ocean temperatures fluctuate, a new study finds.
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National
Joy Ryan, 93, is the oldest woman to visit every U.S. national park
A 93-year-old grandmother and her 42-year-old grandson just finished a tour of all 63 U.S. national parks. They became internet celebrities along the way.
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Global Health
How do you stay optimistic in spite of it all? 6 hopeful souls share their secrets
They're activist and advocates from Brazil, Colombia, India, Kenya, Lesotho and the U.S. We wanted to know: How do they stay positive in the face of the world's many problems and woes?
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Science
Think you're tired? This animal goes for months with only two hours of sleep a day
Scientists have learned that northern elephant seals — massive creatures found along the Pacific Coast of North America — cobble together a couple hours of sleep using underwater power naps.
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Health
A robot answers questions about health. Its creators just won a $2.25 million prize
At the Skoll World Forum this week, South Africa's Reach Digital Health was one of five honorees. They offer health advice via mobile phones to millions, focusing on pregnancy, babies and COVID.