4.2 billion years ago is so early. Amazing. https://www.newscientist.com/article/mg26535311-100-when-did-life-begin-on-earth-new-evidence-reveals-a-shocking-story/?utm_source=nstee&utm_medium=email&utm_campaign=nstee_250225&utm_term=Newsletter%20NSTEE_The%20Earth%20Edition
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