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  1. Gene therapy tool would target free radicals

    New method would make the most of the balance between the good and bad of free radicals, offering a potential treatment for cardiovascular diseases.

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  2. Book Review: Physics for Future Presidents: The Science Behind the Headlines by Richard A. Muller

    Review by Heather Benjamin.

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  3. Book Review: A History of Paleontology Illustration by Jane P. Davidson

    Review by Sid Perkins.

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  4. The Primate Family Tree: The Amazing Diversity of Our Closest Relatives by Ian Redmond

    Firefly Books, 2008, 176 p., $35.

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  5. Solving Stonehenge: The New Key to an Ancient Enigma by Anthony Johnson

    Thames & Hudson, 2008, 288 p., $40.

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  6. Miscarriage, Medicine & Miracles by Bruce K. Young and Amy Zavatto

    Bantam Dell Publishing, 2008, 334 p., $25.

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  7. Falcon Fever: A Falconer in the Twenty-first Century by Tim Gallagher

    Houghton Mifflin, 2008, 326 p., $25.

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  8. Earth

    Let’s Get Vertical

    City buildings offer opportunities for farms to grow up instead of out.

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  9. Astronomy

    Dead — but not duds

    White dwarfs shed light on physics and the fate of the cosmos.

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  10. Earth

    Tough meteorite made a big impact

    The stony meteorite that landed in a remote portion of Peru in September 2007 was traveling abnormally fast when it struck and blasted a crater that was unusually large for the its size, new analyses indicate.

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  11. Life

    X chromosome is extra diverse

    Men who father children with multiple women are responsible for “extra” diversity on the X chromosome, a new study of six different populations suggests.

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  12. Life

    Safer creation of stem cells

    A new technique for converting adult cells to stem cells avoids dangerous mutations in cell DNA

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