Life
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We summarize the week's scientific breakthroughs every Thursday.
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EcosystemsOyster deaths linked to ‘atmospheric rivers’
Atmospheric rivers bring strong storms that could have been behind a 2011 California oyster die-off.
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EarthFossil microbes show how some life bounced back after dino-killing impact
Pioneering microbes colonized the waters above the Chicxulub crater within hundreds of years following the impact, new research shows.
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LifeZika induces brain cell die-off
Cell biologists are learning more about how the Zika virus disrupts brain cells to cause microcephaly.
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LifeCell biologists learn how Zika kills brain cells, devise schemes to stop it
Cell biologists are learning more about how the Zika virus disrupts brain cells to cause microcephaly. Meanwhile, several strategies to combat the virus show preliminary promise.
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PaleontologyDinosaur tail preserved in amber, with feathers
The tail of a dinosaur trapped in amber includes both feathers and identifiable bits of bone.
By Meghan Rosen -
LifeCells avoiding suicide may play role in spread of cancer
A newly discovered process can pull cells back from the brink of death.
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GeneticsEpigenetic marks may help assess toxic exposure risk — someday
Exposure to things in the environment may change chemical tags on DNA and proteins, but it’s still unclear how to use that data to assess health risks.
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LifeEarly RNA may have used isolation strategy to defeat useless mutants
Temporary barriers help RNA escape shorter, faster-replicating parasites
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NeuroscienceHealth official calls on neuroscience to fight mental illness
When it comes to mental health, all countries are developing countries, WHO official says, appealing to neuroscience for help.
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AnimalsWhy crested penguins lay mismatched eggs
After long migratory swims, crested penguins lay one small and one larger egg.
By Susan Milius -
LifeHaving an extra chromosome has a surprising effect on cancer
Extra chromosome copies may protect against, not cause, cancer.