4hon MSN
This Crystal Keeps Organisms Alive for Eons. It Could Be Key to Finding Extraterrestrial Life.
If life ever existed on Mars, it might have looked like microfossils right here on Earth.
New photos captured by NASA's Curiosity rover show that Mars' giant, spiderweb-like "boxwork" features are covered in tiny, never-before-seen nodules that bear a striking resemblance to arachnid ...
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