News

  1. 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.

    By Laura Sanders
  2. Earth

    Climate action could save polar bears

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

    By Alexandra Witze
  3. Health & Medicine

    Gene linked to some smokers’ lung cancer

    FGFR1 is amped up in a subset of cancers; inhibiting its proteins can shrink tumors in mice.

    By Nathan Seppa
  4. Earth

    Gassy volcanoes tied to mass extinction

    Chemicals from a massive Siberian eruption 250 million years ago may have polluted the atmosphere and killed off most life on the planet.