Uncategorized

  1. Archaeology

    Footprints in the ash

    Humans may have been walking around what is now central Mexico 40,000 years ago.

    By Sid Perkins
  2. Animals

    Not so prudish after all

    Unsuspected genetic diversity found in asexual animals.

    By Amy Maxmen
  3. Health & Medicine

    Reading minds … or at least brain scans

    By analyzing brain activity, computers can tell what word is on your mind.

    By Tia Ghose
  4. Planetary Science

    More than a pinch

    Water believed to flow on the Red Planet would have been too salty to foster life, scientists suggest.

    By Ashley Yeager
  5. Health & Medicine

    Monkey think, robotic monkey arm do

    In a step toward someday making brain-controlled prosthetic arms for people, scientists have trained monkeys to control a robotic arm with their thoughts.