News

  1. Genetics

    Mutations that drive cancer lurk in healthy skin

    Healthy tissue carries mutations that drive cancer, samples of normal skin cells show.

    By Tina Hesman Saey
  2. Neuroscience

    Brain implants let paralyzed man move robotic arm

    Implanting tiny silicon chips in the action-planning part of a paralyzed man’s brain let him smoothly control a robotic limb with his thoughts.

    By Meghan Rosen
  3. Genetics

    Ancient DNA pushes back timing of the origin of dogs

    DNA extracted from the fossil of an ancient wolf indicates dogs and wolves diverged longer ago than previously thought.

    By Tina Hesman Saey
  4. Animals

    Octopuses can ‘see’ with their skin

    Eyes aren’t the only cephalopod body parts with light-catching molecules.