
NASA's Curiosity rover was drilling into a curious rock when it accidentally cracked. The crack isn't a big deal, and the sample was still able to be studied by the rover. NASA's Perseverance rover is currently headed to the Red Planet for a landing in February. When it comes to exploring pristine areas of the planet or, even better, another world, scientists usually do their best to leave things as they found them. Respecting Mother Nature is important, but doing your best to avoid damaging pre...
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