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  1. Planetary Science

    Sulfur was key to the first water on Earth

    Hydrogen bonded with sulfur may have given our world its first water after the hydrogen broke away and joined with oxygen in the planet’s crust.

    By Ken Croswell
  2. Climate

    Plants might not hold on to carbon as long as we thought

    Radiocarbon from bomb tests reveals that plants store more carbon than previously estimated in leaves and stems, which are vulnerable to degradation.

    By Carolyn Gramling
  3. Materials Science

    Jurassic Park’s amber-preserved dino DNA is now inspiring a way to store data 

    DNA is capable of encoding all sorts of data. Storing it in an amberlike material may keep that information safe for nearly forever.