But first thing's first, weird spheres on Mars aren't a brand new phenomenon. In fact, NASA first stumbled across them 21 ...
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Strange spherules discovered on Mars by NASA's Perseverance rover - but what do they mean?NASA’s Perseverance rover has stunned experts after finding some strange-looking rock composed of spherules on the surface of ...
Martian lake beds and deltas reveal the Red Planet’s watery past. But many puzzles remain, scientist Bruce Jakosky says.
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