Uncategorized

  1. Climate

    Mount Kilimanjaro could soon be bald

    The world-renowned ice caps could disappear by 2022, new research suggests.

    By Sid Perkins
  2. Space

    Cosmic rays traced to centers of star birth

    By detecting gamma rays, a new generation of telescopes bolsters theory that supernovas are origin of some cosmic rays

    By Ron Cowen
  3. Health & Medicine

    HIV self-test proves accurate

    Study in an ER shows individuals successfully determined their own HIV status.

    By Nathan Seppa
  4. Space

    The Drake Equation Turns 50: An interview with Frank Drake

    The astronomer shares his name with the equation that quantifies the number of detectable civilizations in the Milky Way.