Uncategorized

  1. Space

    Heavyweight galaxies in the young universe

    New observations of full-grown galaxies in the young universe may force astrophysicists to revise their leading theory of galaxy formation, at least as it applies to regions where galaxies congregate into clusters.

    By Ron Cowen
  2. Physics

    Spin control for technology

    Long-lived helix offers a new way to keep electron spin stable and in sync

    By Laura Sanders
  3. Space

    Planet hidden in Hubble archives

    A new way to process images reveals an extrasolar planet that had been hiding in an 11-year-old Hubble picture.

    By Ron Cowen
  4. Math

    Chicks do arithmetic

    Using the natural inclination of young chickens to cluster in large groups, researchers show that the birds are hatched with a numerical sense.