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Episode 479: QA 75: Have We Already Infected Mars with Bacteria? And More...
Episode January 15, 2019

Episode 479: QA 75: Have We Already Infected Mars with Bacteria? And More...

From Universe Today Podcast • Fraser Cain

In this week's questions show, I wonder if we've already infected Mars with our Earth life, why we assume aliens build Dyson Spheres, and if you could link up 5 Hubble telescopes together.

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