News

  1. Space

    News in brief: Possible planet looks habitable

    Astronomers find a body in the habitable zone of a nearby sunlike star by pushing the limits of detection.

    By Alexandra Witze
  2. Health & Medicine

    Twin towers dust tied to some cancers, not others

    9/11 rescue and recovery workers have higher rates of prostate and thyroid cancers and multiple myeloma, a study shows.

    By Nathan Seppa
  3. Life

    Pressure keeps cancer in check

    In lab experiments, physically confining malignant cells prevents runaway growth.

    By Tina Hesman Saey
  4. Life

    Heart telltale

    Engineered cells that flash when they beat may offer a new way to test drugs for cardiac toxicity.