Valles Marineris is bigger than the Grand Canyon many times over.
Death Valley National Park’s Racetrack Playa is famous for a decades-old phenomenon.
They’re not the dark, dirty holes you grew up fearing.
Six new studies describe the rock’s soggy past and violent present.
Kayla Iacovino loves scaling active volcanoes as much as she loves modeling them in her NASA lab.
The fossils hint at a period of high carbon dioxide levels.
Understanding whether the Red Planet’s past was warm and wet or cold and icy can offer insights about whether it...
The planet is more of a hellscape than we thought.
What we thought was lava might be mud instead.
An unexpected composition of two meteorites could rewrite our understanding of the Red Planet’s history.
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