Devin Powell

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All Stories by Devin Powell
- Humans
Rural life may boost allergy resistance
Country kids had a greater diversity of bacteria associated with increased levels of the anti-inflammatory molecule IL-10.
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The Science Life
Julius von Bismarck wants to feel like he’s the center of the universe. He likes the idea of living on a spinning platform for days, maybe weeks — long enough, he hopes, to trick his mind into believing that he’s standing still while the world revolves around him. The project isn’t an exercise in egotism. […]
- Earth
Study keeps pace with Greenland glaciers
Herky-jerky motion of the island’s ice suggests that melting ice is unlikely to contribute to dramatic sea level rise this century, but the news isn’t all good.
- Earth
Oceans’ salinity changed over last half-century
Warmer atmosphere may be to blame for changes in the water cycle.
- Life
Albatross forage with fractal-like flight
New data offer support for a modified mathematical pattern in birds’ hunting behavior.
- Life
Bacteria, insects join forces against pesticide
Microbes in gut, rather than genetic changes, allow insects to develop chemical resistance.
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Aliens in Antarctica
It was a summer day in January when Peter Convey pulled up a weed in Antarctica for the first time. The alien plant stuck out among the native species eking out an existence on the rocky debris beneath his feet. Tourists and scientists are traveling to Antarctica more than ever. A new study quantifies the […]
- Chemistry
Scientist fiddles with spider silk
Bundled and processed, the sturdy filaments yield a soft, rich sound on the violin.
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- Earth
Indonesian quake passes without major tsunami
A magnitude 8.6 tremor displaced far less water than the 2004 Indian Ocean disaster.
- Space
Tall, devilish storm skids across Mars’ surface
Probe captures 20-kilometer dust devil in action.
- Life
Fossils show signs of earliest burrowing
Worms’ seafloor tunneling more than a half-billion years ago could have stirred up evolutionary forces.