News

  1. Physics

    Twinkle Toes: How geckos’ sticky feet stay clean

    Besides allowing geckos to cling to walls and ceilings, the millions of tiny fibers on the undersides of these lizards' toes clean themselves with each step.

    By Peter Weiss
  2. Health & Medicine

    Bad Combo? Some antidepressants may hamper breast cancer drug

    Certain widely used antidepressants and a woman's own genes might diminish the effect of tamoxifen, a frontline breast cancer drug.

    By Nathan Seppa
  3. Earth

    Reflections on Insecticides: Mirror forms of agrochemicals set risk

    The toxicity of an insecticide or how long it persists in the environment depends on which mirror-image form of the chemical is present.

    By Alexandra Goho
  4. Anthropology

    Temples of Boom: Ancient Hawaiians took fast road to statehood

    A boom in temple construction on two Hawaiian islands around 400 years ago marked the surprisingly rapid formation of an early political state.