News

  1. Life

    Sun-oil mix deadly for young herring

    Fish embryos proved surprisingly vulnerable to a 2007 spill in San Francisco Bay.

    By Susan Milius
  2. Chemistry

    Molecule ties itself in a complex knot

    Chemists synthesize a five-crossing structure centered on chloride.

    By Alexandra Witze
  3. Animals

    Deep-sea glow serves as bait

    Marine bacteria light up to get a ride elsewhere.

    By Alexandra Witze
  4. Life

    Staggered lessons may work better

    Training at irregular intervals improves learning in sea snails.

    By Laura Sanders
  5. Space

    Saturn moons spied from the side

    Cassini captures Titan and Dione against the sixth planet’s rings.