Phoenix Site on Mars May be in Dry Climate Cycle Phase

The Martian arctic soil that NASA's Phoenix Mars Lander dug into this year is very cold and very dry. However, when long-term climate cycles make the site warmer, the soil may get moist enough to modify the chemistry, producing effects that persist through the colder times.

Read the whole article on NASA Jet Propulsion Laboratory

More from NASA Jet Propulsion Laboratory