All Stories
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NeuroscienceFor rats, a break from stress isn’t worth the relief
An unplanned vacation from stress might seem like a good idea, but a new study in rats shows that unpredictable escapes from pressure produce more strain on the first day back.
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LifeBacteria’s bodies do whirlies to help them swim
Kidney-shaped Caulobacter crescentus bacteria swim with both their corkscrew propellers called flagella and their bodies, scientists say.
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GeneticsHints about schizophrenia emerge from genetic study
From thousands of genomes, researchers pinpoint dozens of DNA changes that may underlie schizophrenia
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AnimalsTermite soldiers locate battles with vibrational clues
To locate invasions, termite soldiers listen for millisecond-long delays in vibrational distress signals sent out by other soldiers.
By Susan Milius -
Health & MedicineCarbs and gut microbes fuel colon cancer
Western nations experience high levels of colon cancer, and carbo-loading gut microbes might explain why, says a new study in mice.
By Nsikan Akpan -
MicrobesGut microbes help packrats eat poison
Antiobiotics and fecal transplants in desert woodrats shown that gut microbes can help plant-eaters metabolize toxins.
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EcosystemsOffshore wind farms may be seal feeding grounds
Harbor seals were tracked visiting offshore wind farms, probably to find food, researchers say.
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EarthSandstone structures form without cement
Lasting sandstone structures form when weighed-down sand locks into stable formations, researchers find in laboratory experiment.
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Planetary ScienceComet ISON fell apart earlier than realized
Comet ISON disintegrated at least eight hours before it grazed the surface of the sun last fall, new observations show.
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Quantum PhysicsYou shouldn’t try to pigeonhole quantum physics
A quantum analysis shows a way to violate math’s pigeonhole principle, by allowing three particles in two boxes with no two in the same box.
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TechWax-coated plastic morphs between soft and stiff
Heat-controlled materials could serve as skeleton for shape-shifting robots.
By Meghan Rosen -
Health & MedicineOrganic foods may contain extra antioxidants
Contrary to previous studies, a new analysis finds that organic crops have nutritional benefits over conventionally grown foods.
By Beth Mole