Life
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We summarize the week's scientific breakthroughs every Thursday.
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Health & MedicinePossible prostate cancer culprit
Scientists identify a type of stem cell and a gene that play a role in the disease.
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Health & MedicineDolphins may offer clues to treating diabetes
Insulin-resistance switch helps maintain glucose levels in dolphin brains, suggesting possible clues to treating diabetes in people.
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Health & MedicineTumor tracking gets personal
A new method has the potential to use genome science to improve cancer care.
By Eva Emerson -
HumansDecoding diversity in Bushmen
Decoding the genetic makeup of tribal leaders and Archbishop Desmond Tutu uncovers rich genetic diversity in southern Africans.
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LifeHuman noise may distract animals
When boats roar, hermit crabs slip up and let predators get extra close
By Susan Milius -
PaleontologySail-backed dinos had semiaquatic lifestyle
Isotopic analyses of fossils suggest the carnivores had crocodile-like habits.
By Sid Perkins -
LifeSperm’s pore propulsion
Scientists identify a key proton channel that helps explain the dash to fertilization.
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Health & MedicineProtein clumps like a prion, but proves crucial for long-term memory
Study in slugs hints that some molecular 'misbehavior' in neurons may help solidify learning.
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EarthOldest feathered dino shows its colors
Analysis of a fossil suggests plumage first evolved for display, not flight.
By Sid Perkins -
EarthFlorida’s big chill may have hammered corals near shore
January cold snap caused rare wintertime coral bleaching and die-offs for Florida’s coral reefs.
By Susan Milius -
ComputingLeaf veins loopy for a reason
A computer simulation finds that leaves' circular networks are efficient at getting around damaged spots and varying distribution load.
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LifeSkin cells transformed directly into neurons
Researchers making neurons bypass the need to revert cells to an embryonic state.