News

  1. Health & Medicine

    Superbug: What makes one bacterium so deadly

    A molecule that pierces immune cells gives some aggressive antibiotic-resistant staph bacteria their fearsome virulence.

    By Sarah Williams
  2. Earth

    New climate sensor: Swiss grapes

    Records of grape harvests reveal the summer climate in parts of Switzerland as far back as the 1400s.

    By Sid Perkins
  3. Health & Medicine

    Too little sleep may fatten kids

    Lack of sleep may promote childhood obesity.

    By Janet Raloff
  4. Tech

    Bucky shrink-wrap

    Scientists filmed cage-shaped carbon molecules as they shrank to become buckyballs.

    By Davide Castelvecchi
  5. Agriculture

    Insects laughing at Bt toxin? Try this

    A new countermeasure restores the toxicity of Bt pesticides to insects that have evolved resistance.