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A discovery made by a NASA rover has offered a clue for this mystery, new research said Wednesday, suggesting that while ...
As the sun grew hotter, so did Mars, prompting much of its atmospheric carbon dioxide to rain out and ultimately get locked ...
The images and data being collected are already raising new questions about how the Martian surface was changing billions of ...
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The Mars rover found geological formations in Gale Crater showing how water percolated beneath the surface, and ...
The new images by the Curiosity rover on Mars show "dramatic evidence" of ancient groundwater in crisscrossing low ridges, ...
Scientists had hypothesized before the rover arrived that the peculiar ridges formed with the last trickles of water in the ...
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