News
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Science & SocietyBanks err by confusing risk, uncertainty
Too much information prompted bad currency projections by international money firms, a psychologist contends, and may have blinded them to the global financial crisis.
By Bruce Bower -
Life2012 medicine Nobel honors research on reprogramming adult cells
John Gurdon and Shinya Yamanaka share this year's prize.
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HumansHuman-Neandertal mating gets a new date
Late Stone Age interbreeding between Neandertals and people may have left a mark on Europeans’ DNA.
By Bruce Bower -
SpaceSuperfast star spotted orbiting Milky Way’s black hole
Upcoming gravitational close encounter will test relativity theories in the extreme.
By Nadia Drake -
LifeDuck-billed dino could slice and dice
Ancient animal’s teeth were made of six different tissue types.
By Erin Wayman -
LifeMouse stem cells yield viable eggs
Japanese scientists’ technical feat might provide new insights about protecting and extending human fertility.
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LifeBlack mamba bite packs potent painkiller
Scientists find that a component of snake venom blocks pain-sensing nerve signals.
By Tanya Lewis -
AnimalsRight eye required for finding Mrs. Right
Finches flirt unwisely if they can only use their left eyes.
By Susan Milius -
ChemistryChemical bond shields extreme microbes from poison
Molecular structure explains how ‘arsenic life’ bacteria instead survive by fishing out phosphate from their surroundings.
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AstronomyCohabiting black holes challenge theory
The observation of two stellar-mass objects in one globular cluster violates existing astrophysical dogma.
By Nadia Drake -
HumansCar-crazy kid wins middle school science competition
First place at Broadcom MASTERS goes to 14-year-old who studied automotive aerodynamics.
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Health & MedicineCommon heart treatment fails to help
People prescribed beta blockers are no more likely to avoid a heart attack or stroke than those not getting them.
By Nathan Seppa