News

  1. Life

    Dangerous dinos came out after dark

    Predatory dinosaurs probably stalked the night, scientists say.

    By Daniel Strain
  2. Space

    XENON100 fails to find dark matter

    A hundred days of solitude for an experiment designed to rendezvous with the universe's missing mass put new limits on the elusive material's properties.

    By Ron Cowen
  3. Health & Medicine

    Body’s immune protein fights breast cancer

    A new study clarifies the role of interleukin-25 in stalling malignancy, possibly clearing the way for new drug development.

    By Nathan Seppa
  4. Life

    Antarctic lake hides bizarre ecosystem

    Bacterial colonies form cones similar to fossilized examples of Earth’s early life.