Did Life Come To Earth On An Asteroid?
Sabine Hossenfelder
May 2, 2026 15:01
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That life might have come to earth traveling through outer space used to be a fringe theory called ‘panspermia’. But in the past decade or so, we have seen an interesting shift in how scientists regard the idea. Let’s take a look at an exciting new study that might support ‘panspermia,’ as well as other facts that support the theory.
Paper: https://academic.oup.com/pnasnexus/article/5/3/pgag018/8503064
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