News

  1. Humans

    Mice, Magnetism, and Reactions on Solids

    The 2007 Nobel prizes in the sciences recognized research in genetics, materials science, and surface chemistry.

    By Nathan Seppa, Davide Castelvecchi and Sarah Williams
  2. Health & Medicine

    Moving up the Charts: Drug-resistant bug invades military, civilian hospitals

    Acinetobacter baumannii, a common bacterium, is becoming more virulent and drug resistant in hospitals.

    By Brian Vastag
  3. Astronomy

    Sunstruck: Solar hurricanes rip comet’s tail

    Images from a spacecraft show a magnetic hurricane from the sun severing a comet's ion tail.

    By Ron Cowen

  4. Shifty Talk: Probing the process of word evolution

    Words change more quickly over the millennia the less frequently they are used, a quantitative result that may aid in reconstructing old languages and predicting future changes.