News

  1. Physics

    Crueltyfree: Counting photons without killing them

    A delicate quantum measurement counts photons without destroying them.

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  2. Astronomy

    Separation Anxiety: Cosmic collision may shed light on dark matter

    The debris from an ancient collision of galaxy clusters seems to show cosmic dark matter behaving in a puzzling way.

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  3. Groomed for Trouble: Mice yield obsessive-compulsive insights

    Mice lacking a gene that makes a certain brain protein display behaviors much like those of people with obsessive-compulsive disorder, a poorly understood psychiatric ailment.

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  4. Animals

    High Volume, Low Fidelity: Birds are less faithful as sounds blare

    In noisy surroundings, normally faithful female zebra finches flirt with unfamiliar males.

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  5. Health & Medicine

    Infectious Obesity: Adenovirus fattens stem cells

    Some cases of obesity may result from infection by a virus that can transform adult stem cells into fat-storing cells.

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  6. Health & Medicine

    If You Can Stomach It: Obesity surgery extends life span

    Drastic weight loss achieved through gastric bypass and other stomach surgeries improves long-term survival for very obese people.

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  7. Physics

    Frizzed molecular carpets

    Measurements of the speed with which heat travels along single hydrocarbon molecules could aid in the design of molecular electronics.

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  8. Health & Medicine

    Vaccine targets ovarian-cancer cells

    A vaccine for ovarian cancer enables some women who've undergone chemotherapy to stay in remission.

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  9. Archaeology

    Map yields new view of ancient city

    A new map shows that Angkor, the world's largest preindustrial city, covered more than 1,000 square kilometers of what is now Cambodia and possessed an elaborate canal system.

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  10. Health & Medicine

    Lithium might help bone healing

    In mice, treatment with lithium assists in the production of a bone-repair protein and improves the healing of fractures.

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  11. Earth

    Cat disease associated with flame retardants

    An epidemic of hyperthyroidism in house cats may be the result of environmental exposure to certain flame retardants.

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  12. Earth

    It’s not nice to fool Mother Nature

    Throwing tiny particles into the atmosphere to counteract global warming could cause extended droughts and other weather disruptions.

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