Science ❯ Earth Sciences ❯ Geology

Geological Processes

Mantle Dynamics Magma Reservoirs Ocean Formation Geological Piracy Hotspots Material Composition Lithospheric Dripping Decratonization Volatiles in Subduction Zones In-situ Robotic Exploration Subduction Metamorphism Zircon Crystals Impact Events Plate Tectonics Delamination Subsidence Plate Fragmentation Plate Movement Crust Recycling Tectonic Forces Erosion and Subduction Tectonic Activity Volcanism

Caltech Study Finds Mars’s Southern Mantle About 200–400°C Hotter Than the North

That interior heat implies partial mantle melt and challenges explanations for Mars’s early geology and magnetic record.

Scientists Find First Garnet in Martian Meteorite

Lunar Meteorite Preserves Evidence of a 3.5-Billion-Year-Old Giant Moon Impact

Study Ties Earth’s Early Crust Changes to Milky Way Spiral-Arm Passages