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How fast can the Earth spin before it starts tearing itself apart? Should we be worried about samples from Mars contaminating Earth? Why don't space agencies use standardized platforms for their missions to save costs?

00:00 Start
01:05 How fast can the Earth spin not to tear apart?
05:19 Is bringing samples from space objects dangerous?
09:56 Can we make space probes standard?
14:34 Why is it so hard to go to other star systems?
19:01 What happens to time dilation in an Alcubierre drive?
21:32 Can our Oort cloud exchange material with Alpha Cen?
24:05 How would true colour images of exoplanets look like?
26:19 Are goofy thumbnails the zeitgeist of science channels?
29:41 Electromagnetic mass drivers on the Moon?
33:31 How long can satellites stay in orbit?
36:09 Why we don't expect life around M dwarf stars?

📺 VIDEO VERSION
https://youtu.be/uibgztL2wEA

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