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  1. Chemistry

    Water boils sans bubbles

    Insulating steam keeps a superhot object from splattering the soup.

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  2. Tech

    Facebook peer pressure gets out the vote

    People were more likely to take part in the November 2010 election when they were told that their online friends already had.

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  3. Life

    Stem cells may help in treating deafness

    A new method triggers the development of sound-sensitive neurons in the inner ear.

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  4. Health & Medicine

    First dengue vaccine trial disappoints

    The shots protect against three of the four viral subtypes, failing to deliver full protection, a study in Thailand shows.

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  5. Life

    Wild snakes reproduce without sex

    Virgin births are not just a by-product of captivity.

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  6. Health & Medicine

    Anti-inflammatories tied to cardiac risk

    Heart attack survivors who take ibuprofen or diclofenac appear more likely to die or suffer another attack, a large Danish study finds.

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  7. Life

    New swine flu virus could infect people

    Strains found in Korean pigs contain gene mutations that make them potentially transmissible to humans.

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  8. Science & Society

    Science needs a kick to take advantage of the generosity of crowds

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  9. Planetary Science

    Mars clays may have volcanic source

    Deposits didn’t need flowing water to form, new research suggests.

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  10. Life

    International Congress of Neuroethology, College Park, Md., August 5–10

    Dung beetle gaits and the whine of a mosquito's flight

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  11. The volcano watcher

    Matt Patrick’s office is perched not far from the summit of Hawaii’s busiest volcano: Kilauea. When it erupts, he has a good view. Of course, it’s his job to see every possible vista of the peak, whether it’s flying over in a helicopter, hiking to fissures and along lava fields or checking webcams, seismometers and […]

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  12. 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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