Episode 479: QA 75: Have We Already Infected Mars with Bacteria? And More...
- Author
- Fraser Cain
- Published
- Tue 15 Jan 2019
- Episode Link
- https://universetoday.fireside.fm/479
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.
