News

  1. Earth

    Acid test points to coming fish troubles

    Young fish can suffer severe damage from the ocean acidification expected within this century.

    By Janet Raloff
  2. Health & Medicine

    Gene therapy helps counter hemophilia B

    Treatment enables cells to produce a key blood-clotting compound, allowing some patients to quit medication.

    By Nathan Seppa
  3. Chemistry

    Deep-sea battery comes to light

    Microbes fuel a weak electrical current at hydrothermal vents.

    By Devin Powell
  4. Earth

    Weather affects timing of some natural hazards

    Seasonal patterns in earthquakes and volcanic eruptions can be linked to rain and snow in certain locations.

    By Alexandra Witze and Devin Powell
  5. Humans

    Tools of a kind

    People in southern Arabia around 100,000 years ago made tools like those of East Africans.