Search Results for: Bears
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6,909 results for: Bears
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Health & MedicineVaccine could protect against virus that causes birth defects
An experimental vaccine against cytomegalovirus has the ability to prevent infection half the time it’s administered, suggesting the vaccine might prevent birth defects the virus can cause.
By Nathan Seppa -
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.