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113,338+ results

113,338+ results for:

  1. Health & Medicine

    Brain at the breaking point

    New research, showing how stresses can snap tiny tracks inside brain connections, may improve understanding of traumatic brain injury.

    By Laura Sanders
  2. Tech

    Leasing car batteries to the power company

    Most people, on average, drive their cars only an hour or two a day. The rest of the time, those pricey vehicles sit parked on the street or in some garage. But if those cars had a big bank of batteries – typical of today’s gasoline hybrids or soon-to-hit-the-road plug-in hybrids – they could be earning their owners money while sitting parked. Maybe $5 to $10 a day, just by serving as a back-up energy-storage system for the electric-utility grid.

    By Janet Raloff
  3. Health & Medicine

    Dolphins may offer clues to treating diabetes

    Insulin-resistance switch helps maintain glucose levels in dolphin brains, suggesting possible clues to treating diabetes in people.

    By Rachel Ehrenberg
  4. Health & Medicine

    Tumor tracking gets personal

    A new method has the potential to use genome science to improve cancer care.

    By Eva Emerson
  5. Health & Medicine

    Lunch time for stem cells

    Kristen Brennand is trying to tease out how the cells in brains of healthy people differ from those in schizophrenic patients. The problem: No one wants to give up a chunk of brain for her to study. So she’s fashioning her own clumps of brain cells from tissue people willingly part with – skin.

    By Janet Raloff
  6. Space

    Study raises questions about supernova origins

    X-ray observations of the explosions could shift measurements of the mysterious entity known as dark energy.

    By Ron Cowen
  7. Humans

    Decoding diversity in Bushmen

    Decoding the genetic makeup of tribal leaders and Archbishop Desmond Tutu uncovers rich genetic diversity in southern Africans.

    By Tina Hesman Saey
  8. Life

    Human noise may distract animals

    When boats roar, hermit crabs slip up and let predators get extra close

    By Susan Milius
  9. Psychology

    Cell phone distraction while driving is a two-way street

    When operating a car, drivers lose a grip on messages they hear.

    By Bruce Bower
  10. Quantum Physics

    Higgs and his particle prove elusive

    Peter Higgs and colleagues receive particle theory prize; scientists still hunting the proposed boson

    By Ron Cowen
  11. Astronomy

    Black hole as a peephole

    The galaxy’s central supermassive black hole could smear light to reveal extra dimensions.

    By Lisa Grossman
  12. Physics

    Hot and heavy matter runs a 4 trillion degree fever

    Protons and neutrons melted in collisions of gold atoms have created the hottest matter ever made in a lab

    By Laura Sanders