Tech

  1. Chemistry

    Plant-powered plastics

    Scientists are using green materials to create more Earth-friendly plastics.

    By Sharon Oosthoek
  2. Tech

    Lasers of a feather

    A nifty light trick in bird feathers inspires researchers to create a new kind of laser.

    By Stephen Ornes
  3. Tech

    Roll, robot, roll

    Caterpillars inspire researchers to build a robot that rolls to safety.

    By Stephen Ornes
  4. Computing

    Watson a game-changer for science

    Supercomputer outsmarts humans in historic Jeopardy! competition.

    By Susan Gaidos
  5. Tech

    Cell phones on the brain

    When an active cell phone is pressed against the ear, the brain gets busier.

    By Stephen Ornes
  6. Health & Medicine

    Scientists help amputees by getting on their nerves

    By Stephen Ornes
  7. Tech

    The energy of an Internet search

    Websurfing has a bigger footprint than you might think.

    By Alexandra Ossola
  8. Tech

    Students put robots to the test

    Robotics competition inspires student inventors, future scientists.

    By Stephen Ornes
  9. Tech

    Coffee gives robots a grip

    Ground coffee, balloon and vacuum create robotic 'hand'

    By Stephen Ornes
  10. Tech

    Minimachines that move without batteries

    Chemistry powers tiny tools that have big potential.

    By Stephen Ornes
  11. Tech

    When love-hate is materially good

    Researchers copy nature's water-loving, water-repelling ways to make smarter stuff

    By Stefi Weisburd
  12. Tech

    Crawling, nano-sized robots

    Built from DNA, these teeny bots move as directed.

    By Stephen Ornes