The interior of Mars is as chunky as a delicious macadamia cookie. A new analysis of the acoustic waves that ripple through and bounce around the red planet's guts reveals that the ancient, early ...

Strange blobs found inside Mars by Nasa’s InSight lander may be remnants of the ancient “embryo” that eventually developed into the planet we see today, according to a new study. The findings, ...

Data from a retired NASA spacecraft revealed evidence of a giant underground reservoir in the middle of the planet’s crust. The spacecraft found that the water could cover the surface of Mars with a ...