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  1. 19465

    As a decaf drinker, I found myself shouting, “What about caffeine”?” as I read your article. How can any report not, at least, mention its involvement or lack thereof? Greg TulloRaleigh, N.C. Researcher Pertti Happonen suspects that caffeine was responsible for the effects seen in his study, but since Finns don’t drink much decaf, he […]

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  2. Health & Medicine

    Coffee’s curious heart effects

    Very high or low daily consumption of coffee appears to pose far more of a heart risk than drinking moderately.

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  3. Physics

    Marrying matter and light

    Physicists have created circuit components that, in a manner analogous to atoms, meld with light, opening new ways to study fundamental light-matter interactions.