Vol. 182 No. #13 Archives

More Stories from the December 29, 2012 issue

  1. Tech

    Plastic fantastic seals in speeding projectiles

    Layered nanomaterial shows how bulletproof polymers wrap around penetrating particles.

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  2. Earth

    New pathway proposed for ancient flood

    Meltwaters off the northwestern part of Canada’s ice sheet would have shut down the ocean’s heat circulation 13,000 years ago.

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  3. Space

    Super-Earth joins ranks in life-supporting zone

    The large exoplanet lies just 42 light-years away.

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  4. Chemistry

    Hydrogen fuel edges a step closer

    A new chemical setup creates clean-burning gas by mimicking plant photosynthesis.

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  5. Earth

    Pandas’ home range may move as climate changes

    Warming might force animals’ food source, bamboo, to higher elevations.

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  6. Earth

    Global drought may have changed less than thought

    Simple models have overestimated drying over past 60 years.

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  7. Psychology

    Word-detecting baboons are a tough read

    New models offer contrasting views of monkeys’ ability to identify frequently seen letter pairs.

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  8. Psychology

    Highlights from the Psychonomic Society annual meeting

    Summaries from the conference held November 15-18 in Minneapolis.

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  9. Life

    Chromosome ends hold clues to a bird’s longevity

    Short telomeres are tied to higher mortality in Indian Ocean warblers.

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  10. Space

    Glimpse at early universe finds expansion slowdown

    BOSS project looks at acceleration rate before dark energy hit the gas.

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  11. Life

    Trees worldwide a sip away from dehydration

    Plumbing systems operate on a razor’s edge, making even moist forests highly vulnerable to drought.

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  12. Humans

    Genetic diversity exploded in recent millennia

    Among hundreds of thousands of DNA variants identified in a study, a large majority arose in the past 5,000 years.

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  13. Earth

    Shrinking polar ice caused one-fifth of sea level rise

    Comprehensive analysis quantifies ice sheet loss in Greenland and Antarctica.

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  14. Planetary Science

    Violent past revealed by map of moon’s interior

    A gravity survey by twin orbiters reveals how much the lunar surface was pummeled by meteorite impacts early in its history.

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  15. Alt science

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  16. Math

    Science Future for December 29, 2012

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  17. Physics

    SN Online

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  18. Lynn Margulis: The Life and Legacy of a Scientific Rebel by Dorion Sagan, ed.

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  19. Astronomy

    Mirror Earth

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  20. Life

    Controversial bird flu papers fly

    But research freeze holds.

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  21. Humans

    Bionic women (and men) get closer to reality

    Prosthetics and new therapies restore abilities to move, see, walk.

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  22. Climate

    Climate change goes to extremes

    Some recent weird weather tied to warming.

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  23. Neuroscience

    Your social brain

    Nerve cells notice mistakes and learn from others’ desires.

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  24. Science & Society

    Scientists take on Twitter

    Social media comes into its own as a tool and a subject for study.

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  25. Life

    Women may make new eggs

    If true, finding could lead to new fertility treatments.

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  26. Earth’s new neighbor looks familiar

    Planet discovered in Alpha Centauri, just a few light-years away.

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  27. Prions may cause Alzheimer’s

    Similarity found with destructive protein behind mad cow.

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  28. Finding new ways to spell L-I-F-E

    XNA molecules join DNA and RNA in the genetic catalog.

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  29. Quantum hops

    A little closer to teleportation and new computers.

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  30. Polar bears have seen hard times

    Two genetic studies extend the Arctic icon’s lineage way back.

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  31. Kissing, and missing, human cousins

    DNA paints a contested picture of Stone Age interbreeding.

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  32. Milky Way will bite the dust

    Eventual collision with Andromeda to shake up the solar system.

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  33. Out on a limb

    Fossils suggest early bipedal hominids still climbed.

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  34. You really can learn while you sleep

    Brain stays busy during lights-out.

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  35. Obesity research gets weightier

    Findings are filling out the story behind the fat.

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  36. ‘Good’ cholesterol may be overrated

    Surprise result questions heart protection from HDL.

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  37. Avant-garde cave art

    Paintings and animation date way back.

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  38. New species of the year

    More creatures, less Latin used to describe them.

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  39. Venus sails across sun in rare display

    Transit events happen in pairs separated by more than a century.

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  40. Evolving E. coli

    25-year experiment sees real-time natural selection.

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  41. Environment

    Big drain on groundwater

    Overuse of freshwater supplies poses risks.

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  42. Maya apocalypse goes boom

    World doesn’t end, ancient astronomy gets a boost.

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  43. Science News Top 25

    Science News reviews the year in science with a compilation and analysis of the most fascinating stories reported in the magazine. Also highlighted are reader favorites, debunked science and the year's weirdest stories.

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  44. Physics

    Higgs discovery helps make sense of matter

    Long-sought boson completes standard model of physics.

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  45. Planetary Science

    Curiosity goes to Mars

    NASA’s rover looks for life-friendly environments.

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  46. Letters

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  47. Science Past from the issue of December 29, 1962

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  48. Cosmology

    Edge of the Universe

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