News in Brief

  1. Planetary Science

    First global maps of Pluto and Charon show the worlds’ highs and lows

    New charts of Pluto and its moon Charon, compiled using New Horizons’ data, reveal high peaks, deep depressions and strange ridges.

    By Lisa Grossman
  2. Archaeology

    Texas toolmakers add to the debate over who the first Americans were

    Stone toolmakers inhabited Texas more than 16,000 years ago, before Clovis hunters arrived.

    By Bruce Bower
  3. Climate

    Bloodflowers’ risk to monarchs could multiply as climate changes

    High atmospheric carbon dioxide levels can weaken the medicinal value of a milkweed that caterpillars eat, and high temperatures may make the plant toxic.

    By Susan Milius
  4. Life

    Bobtail squid coat their eggs in antifungal goo

    Hawaiian bobtail squid keep their eggs fungus-free with the help of bacteria.