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  1. Health & Medicine

    Walking to exercise the brain

    Light exercise can help elderly people keep their brains in shape.

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  2. Environment

    Nanosponges soak up pollutants

    Tiny, specially designed particles draw pollutants out of contaminated soil.

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  3. Health & Medicine

    Building a food pyramid

    Experts are trying to work out new rules on which foods to eat and which ones to avoid.

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  4. Fossils

    Winged insects may go way back

    A fossil's mouthparts hint that winged insects lived on Earth 400 million years ago.

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  5. Physics

    A sweet advance in candy packing

    Objects shaped like M&Ms can snuggle together more tightly than spheres do.

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  6. Brain

    Reading Verbs Revs Up Your Brain

    Silently reading the word "dance" gets your brain to react as though you're really dancing.

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  7. Earth

    Earth’s early oxygen boost

    The steady buildup of oxygen in Earth's atmosphere may have helped life forms become more complex.

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  8. Space

    Strange Universe: The Stuff of Darkness

    Figuring out what's hidden in outer space between the visible stars and galaxies isn't easy.

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  9. Tech

    Roll-Up Computer Monitors to Go

    Future electronic displays may be paper-thin and as flexible as a stick of gum.

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  10. Health & Medicine

    Strong Bones for Life

    Weak bones are an increasing problem for kids and teenagers.

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  11. Environment

    A vulture’s hidden enemy

    Vultures may be getting a deadly dose of medicine from the carcasses they feed upon.

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  12. Genetics

    Animal clones: Double trouble?

    From agriculture to medicine to law, animal cloning to create genetic twins could change our lives.

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