Tag: Life
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Reading a Rock for Ghosts: On Defining “Life” and Inferring It from Mars
NASA’s news release reports that Perseverance cored a mudstone in Jezero Crater whose chemistry and textures may record potential biosignatures—not proof of life, but suggestive clues. What follows are my thoughts about why, if we struggle to define “life” at all, the attempt to infer past life from such clues is far more complex—and why…
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The Quest for Life Beyond Earth: A Scientific Exploration
Explore the complexities of defining life through various scientific lenses, from biology to philosophy, while delving into the challenges faced by Mars rovers in the quest to uncover extraterrestrial life. As technology advances, we edge closer to answering the age-old question: Are we alone in the universe?