Oceans

  1. Science & Society

    Placement of marine reserves is key

    A study finds that focusing on the heaviest-fished areas can help meet conservation goals.

    By Alexandra Witze
  2. Oceans

    Death by magma

    Widespread extinctions in the world’s oceans millions of years ago may have been triggered by massive underwater volcanic eruptions that created much of the Caribbean seafloor.

    By Sid Perkins