How do scientists measure water on Mars?

Question: I recently learned that water exists on Mars. How is water found and measured in such a dry, dusty place? Image: NASA/JPL-Caltech/MSSS Answer: Water on Mars isn’t as easily seen as in the oceans and rivers on Earth, but water is still there—in the soil. While Martian soils appear dry, water can be associated … Continue reading How do scientists measure water on Mars?