🔬 Science September 01, 2026 at 03:47 PM

Mars' Southern Half Is Weirdly Warm Underground. The 'Thermal Anomaly' Might Explain Why the Planet's Hemispheres Look So Different

Source: Smithsonian Magazine

Researchers used a novel technique to discover that Mars' southern hemisphere is hundreds of degrees hotter and partially molten, explaining its distinct appearance.

Mars science discovery geology planet research