An artist’s depiction of the Martian interior and the paths taken by the seismic waves as they traveled through the planet’s core. Image courtesy of NASA/JPL and Nicholas Schmerr. Credit must ...

This boundary has previously been interpreted as sharp transitions in the porosity (the percentage of open space in a rock) ...

Get Instant Summarized Text (Gist) Seismic data from Mars, analyzed using the SEIS instrument from NASA's InSight lander, suggests the presence of liquid water beneath the Martian surface. This ...