News

  1. Earth

    Toxic waste sites may cause health problems for millions

    Exposures to lead and chromium represent particular problems, study finds in India, Indonesia and Philippines.

    By Erin Wayman
  2. Humans

    Human ancestors had taste for meat, brains

    A mix of hunting and scavenging fed carnivorous cravings of early Homo species.

    By Bruce Bower
  3. Animals

    Winged robots may shed light on fly aerobatics

    After years of trying, researchers create flapping machines that can hover and perform rudimentary flight maneuvers.

    By Puneet Kollipara
  4. Health & Medicine

    Allergy, asthma less frequent in foreign-born kids in U.S.

    But protection from some immune conditions fades after a decade, a study finds.