News

  1. Astronomy

    Sun’s rotation driven by enormous plasma flows

    Long-lasting plasma flows 15 times the diameter of Earth transport heat from the sun’s depths to its surface, helping explain solar rotation.

    By Gabriel Popkin
  2. Life

    Autism may have link to chemicals made by gut microbes

    Beneficial bacteria improved abnormal behaviors in mice with altered intestines.

    By Tina Hesman Saey
  3. Anthropology

    Ancient hominid bone serves up DNA stunner

    Spanish hominid fossil from 400,000 years ago reveals genetic ties to Asia’s mysterious Denisovans.

    By Bruce Bower
  4. Astronomy

    ISON appears to have broken up after brush with sun

    Comet ISON has disintegrated in the sun’s intense heat and gravity, according to a growing consensus among astronomers.