News

  1. Animals

    Tiger, lion and domestic cat genes not so different

    Genomes of big felines provide insight into their evolution.

    By Tina Hesman Saey
  2. Psychology

    Poker pros’ arms betray their hands

    Top players' arm motions when betting provide clues to whether or not they hold strong cards.

    By Bruce Bower
  3. Tech

    Bacterial batteries get a solid boost

    Using microbes to harvest energy from wastewater now has a silver lining, with the metal making reliable, rechargeable batteries.

    By Beth Mole
  4. Earth

    Hot spot deep beneath North America could have triggered quakes

    Mantle plume might have left trail of hot rock under continental US.