From Martian rocks, a planet's watery story emerges
Wednesday, April 2, 2014 - 11:01
in Astronomy & Space
After 18 months on Mars, the rover Curiosity has taken more than 120,000 measurements of surface rocks and soil, painting a more detailed image of how much water was once on the Red Planet. An article in Chemical & Engineering News (C&EN) describes the technique scientists are using to analyze the rocks and what they've found.