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The Abstract

NASA Rover Finds ‘Potential Biosignature’ on Mars

Strange “leopard spots” on Mars are the most promising signs of alien life on the planet yet, but they could also have a geological origin.
NASA Rover Finds ‘Potential Biosignature’ on Mars
Perseverance rover in 2021. Image: NASA/JPL-Caltech

Welcome back to the Abstract! These are the studies this week that broke ice, broke hearts, and broke out the libations. Also, if you haven’t seen it already, we just covered an amazing breakthrough in our understanding of the cosmos, which is as much a story about humanity’s endless capacity for ingenuity as it is about the wondrous nature of black holes.

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