Science ❯ Geology ❯ Planetary Geology
Dust Devils Water Activity on Mars Lakebed Remnants Subsurface Water Water Reservoirs Martian Soil Analysis Ancient Rocks Geological Formations Rock Formations Jezero Crater Sample Collection Water on Mars Organic Matter Sublimation Processes
New Mars-chamber experiments confirm dry ice blocks, not liquid water, sculpt the planet’s sinuous dune gullies.