News

  1. Neuroscience

    Brain’s protective barrier gets leakier with age

    Aging influences the breakdown of the blood-brain barrier, which may contribute to learning and memory problems later in life.

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  2. Neuroscience

    Newly identified brain circuit hints at how fear memories are made

    A newfound set of brain connections appears to control fear memories, a finding that may lead to a better understanding of PTSD and other anxiety disorders.

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  3. Physics

    Speed of light not so constant after all

    Even in vacuum conditions, light can move slower than its maximum speed depending on the structure of its pulses.

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  4. Earth

    Faulty thermometers exaggerated western U.S.