News

  1. Life

    Expansive genetic diversity in Africa revealed

    Largest genetic study of African populations yields clues about the origin of modern humans and the ancestry of African-Americans

    By Solmaz Barazesh
  2. Space

    MESSENGER’s second pass

    New studies detail the latest findings about Mercury from the MESSENGER spacecraft, including the discovery of the second largest crater known on the planet and a surprisingly strong interaction between the sun’s magnetic field and that of the planet.

    By Ron Cowen
  3. Life

    Birds bust a move to musical beats

    Parrots and possibly other vocal-mimicking animals can synchronize their movements to a musical beat, two new studies suggest.

    By Bruce Bower
  4. Health & Medicine

    World Health Organization raises swine flu alert level

    The World Health Organization announced April 29 that is has raised the alert level for swine flu from Phase 4 to Phase 5, which suggests that a pandemic is imminent.