Search Results for: Bears
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6,896 results for: Bears
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SpacePlanet hidden in Hubble archives
A new way to process images reveals an extrasolar planet that had been hiding in an 11-year-old Hubble picture.
By Ron Cowen -
HumansIn teeth, more cracks are better than one
Cracks in tooth enamel, called tufts, distribute force and shield a tooth from fracture, researchers report.
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Health & MedicineEpilepsy drug might harm fetuses
Young children born to women who took the drug valproate for epilepsy during pregnancy have lower IQ scores, on average, than children whose moms used a different antiepilepsy medication.
By Nathan Seppa -
PlantsLandscaper’s darling hybridizes into an environmental nuisance
Variation underlies the Callery pear tree’s transformation .
By Susan Milius -
ChemistryYeast bred to bear artificial vanilla
Researchers have co-opted fungi to produce the flavor more efficiently.
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PlantsOops, missed that tree
Until now, an acacia common in its African homeland had no scientific name
By Susan Milius -
PsychologyMales, females swap sex-role stereotypes
Analysis finds that mating strategies are not universal
By Bruce Bower -
LifeMimivirus up close
Scientists get a closer look at the structure of mimivirus, the largest virus in the world.
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AnimalsControversial polar bear rule stands
Creature’s plight remains separate from decisions on greenhouse gas emissions.
By Susan Milius -
ChemistryHow RNA got started
Scientists identify chemical reactions that could be responsible for the origin of life.
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LifeKeeping black bears wild
Wildlife managers compare ways to keep bears away from food and people.
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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