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  1. Humans

    Snowboarder and Astronaut

    U.S. snowboarder Hannah Teter won a gold medal at the 2006 Winter Olympic Games in Torino, Italy. In a brief video she made for NASA, Teter explains why snowboarders would make good astronauts. Go to: http://brainbites.nasa.gov/snowboarder/

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  2. Humans

    From the February 15, 1936, issue

    Rare apes, smallest radio transmitter, and light as electric rings of force.

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  3. Tech

    New View: Speedy microscope takes fuller look at the nanoworld

    Action movies of molecules and a better feel for microscopic surfaces could flow from a radically revised version of the atomic-force microscope.

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  4. Health & Medicine

    Looking Ahead: Tests might predict Alzheimer’s risk

    Two tests show promise in detecting Alzheimer's disease or other cognitive impairment years before symptoms arise.