Mars is a cold, dry, desert-like planet. But billions of years ago, scientific evidence suggests that it had a thick atmosphere, which kept it warm enough to support flowing water on its surface. So, ...

Mars has a solid inner core, according to a new study published in Nature. Using seismic data from NASA’s InSight lander, researchers identified a dense, solid core about 600 kilometers wide, ...

Humans could have come from Mars, scientists have said. A study by Johns Hopkins University has found that alien microbes could travel between planets on asteroids, meaning humans could be descended ...

Add Yahoo as a preferred source to see more of our stories on Google. The idea that humans could one day populate and even colonize Mars is one no longer confined to the realm of science fiction.

A huge solar storm struck Mars in 2024, supercharging its upper atmosphere and briefly disrupting spacecraft orbiting the Red Planet.

"Mars and its secrets have fascinated and mystified humans since ancient times. Its vivid color and visibility to the naked eye, its geologic kinship with Earth, its potential as our best hope for ...