News

  1. Space

    Central star is no dim bulb

    Observing the dusty center of the Milky Way, astronomers have the second brightest star known in the galaxy

    By Ron Cowen
  2. Health & Medicine

    Asthma oddity

    Helicobacter pylori, a common microbe that colonizes the stomach, might protect against asthma.

    By Nathan Seppa
  3. Life

    Young tasmanian devil moms

    Tasmanian devils have started mating much earlier in response to an epidemic, called facial tumor disease, that is wiping out much of their population.

    By Tia Ghose
  4. Health & Medicine

    The two faces of prion proteins

    Scientists are learning more about the protein behind mad cow and Creutzfeldt-Jakob disease, including how to interfere with the protein’s production in the brains of mice.