Uncategorized

  1. Chemistry

    Carbon monoxide junked for making plastic

    Using a catalyst, chemists can swap in the less dangerous carbon dioxide.

    By Beth Mole
  2. Archaeology

    Nearly 1-million-year-old European footprints found

    Erosion temporarily unveils remnants of a Stone Age stroll along England’s coast.

    By Bruce Bower
  3. Earth

    The Sixth Extinction

    On only five occasions in Earth’s long history has a large fraction of the planet’s biodiversity disappeared in a geological instant. But, journalist Kolbert reminds us in her new book, we are well on our way to making it six.

    By Gabriel Popkin
  4. Health & Medicine

    Bad kitty: Cat bites can cause nasty infections

    Three in 10 patients seeking treatment for hand bites were hospitalized, study finds.