Life
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Life
Avian flu could strike Asian poultry markets outside China
H7N9 influenza has a higher chance of spreading to humans in urban areas close to water, researchers predict.
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Animals
Mosses hitch rides on the wings of birds
Seeds may travel from far north to south hidden in the feathers of migratory birds.
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Neuroscience
Visualization offers view of a nerve cell’s dispatch center
To get a closer look at how messages move in the brain, researchers created a 3-D visualization that provides a clearer view of how nerve cells communicate.
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Health & Medicine
Ulcer microbe changes quickly to avoid immune attack
During the initial weeks of infection, Helicobacter pylori, the bacterium that causes stomach ulcers, mutates at a high rate, apparently to evade the body’s defenses.
By Nathan Seppa -
Life
Genetic mutation quenches quantum quirk in algae
Studying algae that can and cannot use quantum coherence to harvest light could lead to better organic solar cells and quantum-based electronic devices.
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Neuroscience
Neurons pull together as a brain learns
Learning and memory in rats is linked with increases in cortical oscillations, or brain cells firing off in groups, a new study shows.
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Neuroscience
Brain signal reappears after ADHD symptoms fade
In adults who no longer have ADHD, brain synchrony appears.
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Paleontology
‘Dinosaurs Without Bones’ gives glimpse of long-gone life
Ichnologist Anthony J. Martin explains his research piecing together dinosaurs’ lives from footprints and other traces.
By Sid Perkins -
Animals
Swimming evolved several times in treetop ants
Certain ants living in tropical forest canopies turn out to be fine swimmers.
By Susan Milius -
Animals
It’s hard being a sea otter mom
The energy requirements of lactation may explain why some female sea otters abandon their young.
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Life
Dinos straddled line between cold- and warm-blooded
Tyrannosaurus rex and other dinosaurs straddled line between cold- and warm-blood, a new analysis finds.
By Meghan Rosen