Researchers Find Evidence That Water Once Covered Significant Areas of Mars
More than 20 years after landing on Mars, NASA’s Spirit rover has yielded a hidden breakthrough. Reanalyzing archival data from 2004 to 2010, researchers discovered widespread crystalline hematite and altered magnetite in Martian soil, signaling that significant areas of the Red Planet were once covered by liquid water. Revisiting Gusev Crater Soil Data With Fresh … Read more