News

  1. Chemistry

    Twisted rules of chemistry explained

    A theorist uses quantum mechanics to explain why Möbius molecules have different numbers of electrons than standard rings.

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  2. Humans

    Google project launches new field of culture study

    An analysis of digitized books probes language change, collective memory and other cultural developments from 1800 to 2000.

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  3. Health & Medicine

    No fear

    A woman who lacks a basic brain structure, the amygdala, couldn’t be frightened no matter how hard researchers tried. And they tried.

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  4. Earth

    Climate action could save polar bears

    Cutting fossil fuel emissions soon would retain enough sea ice habitat for threatened species, scientists say.