News

  1. Physics

    ‘Chameleon’ forces remain elusive in a new dark energy experiment

    A hypothetical fifth force associated with “chameleon” dark energy and that morphs based on its environment didn’t turn up in a sensitive experiment.

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  2. Science & Society

    A new seasoning smells like meat thanks to sugar — and mealworms

    A spoonful of sugars could help cooked mealworms go down more easily, a potential boon for the planet.

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  3. Anthropology

    7-million-year-old limb fossils may be from the earliest known hominid

    An earlier report on one of the bones of a 7-million-year-old creature that may have walked upright has triggered scientific misconduct charges.

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  4. Neuroscience

    Sleep deprivation may make people less generous

    Helping each other is inherently human.