Quakes on Mars reveal there may be magma beneath the surface
https://www.newscientist.com/article/2344445-quakes-on-mars-reveal-there-may-be-magma-beneath-the-surface/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
Quakes on Mars reveal there may be magma beneath the surface