Researchers used a novel technique to figure out what's going on inside the Red Planet. The work suggests that the interior ...

Tiny changes in spacecraft orbits suggest Mars’s famous north-south divide reaches deep into its mantle.

The north pole of Mars is slowly sinking under the weight of an ice cap that only formed within the past few million years. And, in the process, it’s telling us something about what the planet’s ...

Mars’ north polar vortex locks its atmosphere in extreme cold and darkness, freezing out water vapor and triggering a dramatic rise in ozone. Scientists found that the lack of sunlight and moisture ...

Every Martian year (which last 686.98 Earth days), the red planet experiences regional dust storms that coincide with summer in the southern hemisphere. Every three Martian years (five and a half ...

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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, ...

Scientists have found that ancient Martian lakes could have survived for decades despite freezing air temperatures. Using a newly adapted climate model, researchers showed that thin, seasonal ice ...