Uncategorized

  1. Life

    Neandertal genome yields evidence of interbreeding with humans

    After years of looking, geneticists are shocked to find that 1 percent to 4 percent of DNA in people from Europe and Asia is inherited from Neandertals.

    By Tina Hesman Saey
  2. Chemistry

    Decon Green can clean up the most toxic messes, developers claim

    A new decontaminant could be a more benign alternative for cleaning up after chemical and biological accidents.

    By Rachel Ehrenberg
  3. Life

    Undereducated immune cells get aggressive with HIV

    Scientists discover a mechanism that makes some people resistant to infection with the AIDS virus.

    By Tina Hesman Saey
  4. Space

    New Hubble pictures suggest Milky Way fell together

    A preliminary analysis appears to strike a blow against the prevailing theory of galaxy formation.