How did life begin on Earth? It's one of the most important questions ever. Clearly, we don't have an answer yet, but how can we even approach it? What methods and studies can we use to come closer to the answer? Figuring all this out with Dr Sukrit Ranjan, Assistant Professor at University of Arizona.

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00:00 Intro
01:33 Where does the Theory of Evolution start
06:21 The earliest organism
08:26 Testing the theories
16:41 Biosignatures
28:41 Where to look
37:50 Technosignatures
39:50 Inhabited Universe
46:14 Current obsessions
50:22 Final thoughts


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