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  1. Health & Medicine

    How deep brain stimulation works for Parkinson’s

    New studies in rodents show that methods that are less invasive than deep brain stimulation may help people with Parkinson's disease regain movement.

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  2. Space

    Hotter than the sun

    Researchers for the first time directly observe Alfvén waves.

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  3. Psychology

    Feelings, universal musical feelings

    Africans who spurn all things Western provide evidence that people everywhere recognize expressions of happiness, sadness and fear in music. Listen to some of the audio samples the study used.

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  4. Health & Medicine

    Vaccine could protect against virus that causes birth defects

    An experimental vaccine against cytomegalovirus has the ability to prevent infection half the time it’s administered, suggesting the vaccine might prevent birth defects the virus can cause.