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  1. Physics

    Universe in Flux: Constant of nature might have changed

    Researchers have found signs that one of the constants of nature has undergone a subtle shift since the universe's infancy.

    By Peter Weiss
  2. Humans

    Letters from the April 29, 2006, issue of Science News

    Creating a controversy The real irony of ironies is that evolution has not evolved (“Evolution in Action: The trials and tribulations of intelligent design,” SN: 2/25/06, p. 120). When even mainstream evolutionary scientists propose any change to “the fact of evolution,” they are immediately silenced. That’s not science. As it has been practiced by many, […]

    By Science News
  3. Tech

    Long-lasting liposomes

    A coat of nanoparticles can prevent a popular lab-made capsule from fusing with its neighbors and losing its structure.