Episode 668: Q&A 122: How Will We Know It's Alien Life? And More...

In this week's episode, I answer questions about alien life, why the ISS is at its current altitude, and of course, many questions about black holes.

00:00 Start

00:11 How do we know it's life?

02:00 Could smaller planets form directly?

04:33 Any way to service Hubble?

05:55 Boost the station up? What does that mean?

07:18 If you went the speed of light to 10 light-years away...

08:40 Will we change our DNA?

11:34 Is Paul really a Doctor?

15:13 Have any stars gotten closer than Alpha Centauri?

16:13 Why can't you escape an event horizon?

17:30 Are black holes a singularity?

19:44 Why have we found so many hot Jupiters?

22:25 Why is ISS at its current altitude?

Want to be part of the questions show? Ask a short question on any video on my channel. I gather a bunch up each week and answer them here.

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Team: Fraser Cain - @fcain / [email protected]

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