Mars, Curiosity and Noctilucent cloud

Unless any potential dog-sized aliens living on Mars – struggling with the "hinge" stage of technological development – close ...
The rover's 26th sample, known as "Silver Mountain," has textures "unlike anything we've seen before," NASA says.
NASA's Rover found ripples in Martian rock that resemble the wave patterns on a sandy lake bed on Earth. The ripples could ...
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NASA's Curiosity rover has found evidence of water on ancient Mars with "rippled textures" and "landslide debris" in the ...