Mars’ rotation is speeding up slightly, but enough for scientists to notice. A new study suggests the cause could be a ...

Data from NASA landers showed that Mars's spin is speeding up. According to a new study, a gravity anomaly 1,200 kilometers ...

They say an intriguing “negative mass anomaly” buried deep under the planet’s surface could be causing it to spin faster — a ...

Data from NASA's InSight mission suggests the Red Planet's Tharsis region is more active than previously thought and may be ...

Mars has been considered a calm, or rather a ‘dormant’ planet, cold, dusty, and not very active in terms of geology. But ...