Vol. 179 No. #6

More Stories from the March 12, 2011 issue

  1. Humans

    Running past Neandertals

    Stone Age humans’ heel bones, more so than those of Neandertals, aided long-distance running.

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  2. Health & Medicine

    Allergic to cancer

    Having an overactive immune system may protect against certain types of brain tumor, a study suggests.

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  3. Humans

    Adaptive no more

    A potential benefit in prehistoric lean times, genetic variant may increase risk of gestational diabetes today.

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  4. Health & Medicine

    Prenatal surgery may be preferable for spina bifida

    Performing an operation preterm shows better results against the neural tube defect than waiting until the baby is born, but there are trade-offs, a new study shows.

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  5. Life

    Fleas leap from feet, not knees

    After years of scratching their heads over the question of exactly how the impressive jumpers launch themselves, scientists find an answer.

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  6. Life

    Moonless twilight may cue mass spawning

    Subtle color shifts on the nights just after the full moon might synchronize the release of gametes by corals and other marine creatures.

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  7. Humans

    Lucy’s feet were made for walking

    A 3.2-million-year-old toe fossil suggests a humanlike gait for an ancient hominid.

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  8. Physics

    ‘Atomtronics’ may be the new ‘electronics’

    A research team has created a quantum circuit that may help lead to the development of a new class of devices.

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  9. Space

    Black holes take light for a spin

    Reseearchers say they have found a way to directly observe the existence of spinning black holes.

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  10. Chemistry

    Molecules/Matter & Energy

    Computer processors get even tinier, plus more in this week’s news.

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  11. Physics

    ‘Magnetricity’ behaves like electricity

    Currents of monopole-like magnetic charges created in an exotic material called spin ice act much like electricity.

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  12. Life

    How cuts can spur tumor growth

    Cancerous cells flock to wounds, a study in mice finds.

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  13. Humans

    2012 budget offers pain and gain for R&D

    In a year of federal belt-tightening, the administration prioritizes basic research, education, clean energy and environmental science.

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  14. Life

    Carnivorous bladderworts suck up prey

    High-speed movies confirm that bug-eating plants are vacuum feeders.

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  15. Space

    ‘Deep Impact’ comet revisited

    NASA takes pictures of Tempel 1 five years after shooting it with a probe.

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  16. Chemistry

    Molecules/Matter & Energy

    A new class of materials could boost wireless power transmission, plus more in this week’s news

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  17. 2011 AAAS meeting: Science without borders

    A round-up of Science News coverage of the the American Association for the Advancement of Science meeting held February 17–21, 2011 in Washington, D.C.

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  18. Science Past from the issue of March 11, 1961

    CHICKS LIKE BRIGHT COLORS —Chickens tend to like bright colors and dislike dull or drab colors and black, a poultry scientist said. However, chickens, like people, are individuals and also show individual preferences for different colors, Dr. George D. Quigley of the University of Maryland, College Park, Md., told Science Service . For in-stance, yellow […]

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  19. The Making of Modern Medicine: Turning Points in the Treatment of Disease by Michael Bliss

    A medical historian examines how society came to put faith in science to cure disease. Univ. of Chicago Press, 2011, 104 p., $18.

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  20. Book Review: After the Diagnosis: Transcending Chronic Illness by Julian Seifter with Betsy Seifter

    Physician and kidney specialist Julian Seifter has written, with his wife’s help, a valuable book for people with chronic illnesses and their doctors. The pair address two poorly understood issues in medicine: how people cope with a lengthy, life-threatening ailment and how to provide them with medical care that addresses their psychological needs. Julian Seifter […]

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  21. A new era of physics at the Large Hadron Collider

    Last month in Washington, D.C., at the annual meeting of the American Association for the Advancement of Science, theoretical physicist Lisa Randall of Harvard University spoke about her hopes for the Large Hadron Collider, the world’s most powerful particle accelerator. She sat down with Science News physical sciences writer Devin Powell after her February 19 […]

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  22. Quantum Whirls

    Grab a mug and slosh the morning coffee around and around and a spinning vortex appears. The swirling rings, with their eddies and choppy waves, obey the laws of classical turbulence, which engineers and applied physicists routinely invoke to study how air flows over an airplane wing or how blood flows through tiny vessels. A […]

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  23. Health & Medicine

    Memories Can’t Wait

    The polite term for what Alzheimer’s disease does to the brain is “neurodegeneration.” Differences in a healthy brain (top) and a diseased one (bottom) clearly show the damage wrought by Alzheimer’s. © Maggie Steber/National Geographic Society, Corbis ALZHEIMER’S BOOM As the baby boomers age, the number of elderly Americans with Alzheimer’s is projected to reach […]

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  24. Letters

    Lofty argument I have been a fan of Science Service (now Society for Science & the Public) since I won a subscription to Things of Science [science kit] as a boy in the 1950s, so I feel I must correct a common misunderstanding on how an airplane wing develops lift as stated in your fine […]

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  25. Science Future for March 12, 2011

    March 15 Learn how brain-immune battles may lead to diseases like Alzheimer’s. In Portland, Ore. Go to www.omsi.edu/events March 15–27The 19th annual Environmental Film Festival screens at venues across Washington, D.C. See www.dcenvironmentalfilmfest.org March 21Join science-minded chefs in exploring experimental gastronomy in New York City. Go to www.nyas.org/Events March 25–July 6In Los Angeles, view Small […]

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  26. The Evolution of the Human Head by Daniel E. Lieberman

    The story of human evolution is encapsulated in the myriad changes to the head’s anatomy, traced here throughout the hominid fossil record. Harvard Univ. Press, 2011, 756 p., $39.95.

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