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    Cat Ferguson

    ISNS Contributor
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    Nano[Ag]ressions

    Tiny silver particles protect against microbes, but are they dangerous?

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      By Cat Ferguson Published 12 March 14

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      New Research Reveals How Polar Bears Stay Warm

      Findings could also explain why they're invisible to night-vision goggles.

      By Cat Ferguson Published 7 February 14

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      Squatting Owls Eavesdrop On Prairie Dogs

      Owls react to alarm calls from prairie dogs.

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