News

  1. Astronomy

    Telescope unveils a stellar deception

    A heavenly masquerade may shed light on the nature of astrophysical jets—the beams of material spewed by a wide variety of celestial objects.

    By Ron Cowen
  2. Archaeology

    Ancient Site Holds Cannibalism Clues

    An 800-year-old Anasazi site in Colorado yields contested evidence of cannibalism.

    By Bruce Bower
  3. Humans

    Ideal Justice: Mathematicians judge the Supreme Court

    The current U.S. Supreme Court of nine judges behaves as if it were made up of 4.68 "ideal" justices who make their decisions completely independently, a mathematical analysis suggests.

    By Erica Klarreich
  4. Materials Science

    Easy Repair: Novel structural model heals with heat

    The vertebrate spine has provided inspiration for making new structures that heal when heated.