Feature

  1. Health & Medicine

    Pick Your Antipoison

    New research may soon make treating venomous bites and stings less expensive, less risky, and more effective.

    By Christen Brownlee
  2. Astronomy

    Too Much Deuterium?

    A new study appears to solve a 35-year-old puzzle about the distribution of deuterium in the Milky Way, but poses new questions about how stars and galaxies are formed.

    By Ron Cowen
  3. Ecosystems

    Bad-News Beauties

    Discarded aquarium fish are the likely source of an alien species that's breeding in the Atlantic and could threaten economically important U.S. fisheries.

    By Janet Raloff
  4. Anthropology

    Mental Leap

    As scientists discover traits shared by human and ape ancestors millions of years ago, they try to fill in the gaps of human evolution.