Atmospheric time capsules: Why scientists are intrigued by the air in NASA’s Mars sample tubes

NASA's Perseverance rover stores rock and soil samples in sealed tubes on the planet's surface for retrieval by future missions, as seen in this illustration. Credit: NASA/JPL-CaltechNestled with every rock…

Continue ReadingAtmospheric time capsules: Why scientists are intrigued by the air in NASA’s Mars sample tubes