Search Results for: Bears

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6,875 results

6,875 results for: Bears

  1. Tech

    Building robots that slither

    Howie Choset is a roboticist, but his team’s creations bear little resemblance to C-3PO or R2-D2. Instead, Choset finds inspiration in nature — specifically, snakes.

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  2. Letters

    Cartilage risk I enjoyed Nathan Seppa’s article “Cartilage creation,” (SN: 8/11/12, p. 22) about attempts to generate new cartilage from somatic stem cells. He writes that cartilage evolved “in ancestors who lived shorter lives, carried less body weight and roamed an unpaved world.” Implications: The risk of osteoarthritis increases with age, body weight and impact […]

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  3. Humans

    Ancient hominid had an unusual diet

    A long-extinct member of the human evolutionary family had an uncommon taste for grasses and sedges.

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  4. Animals

    A Different Kind of Smart

    Animals’ cognitive shortcomings are as revealing as their genius.

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  5. Archaeology

    A king’s final hours, told by his mortal remains

    The skeleton of Richard III reveals a violent and chaotic end for a controversial English monarch.

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  6. Math

    After nailing 2012 elections, number crunchers suggest pollsters are asking the wrong question

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  7. Space

    Atom & Cosmos

    The gassy halo engulfing the Milky Way, a comet in the neighborhood, and extraterrestrial rocks as the source of life on Earth.

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  8. Humans

    North African Diaspora written in genes

    DNA analysis of people from 15 groups identifies distinct groups and migrations.

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  9. Health & Medicine

    Test drug eases behavioral symptoms seen in autism

    In mouse experiments, the compound curbs repetitive behaviors and improves sociability.

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  10. Life

    Killer whale mama’s boys live longer

    Survival benefits may explain females’ extended life span following menopause.

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  11. Life

    DNA hints at polar bears’ Irish ancestry

    Mitochondrial genetic analysis suggests a bit o’ hybridizing long ago with brown bears on the Emerald Isle.

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  12. Life

    Study shows where identical twins part ways

    By birth, genetic doubles are already using their DNA differently.

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