In this week's questions show, I explain why it doesn't make sense to send a microscope to Mars, how we could use a black hole to see a reflection of Earth and see dinosaurs, and why we don't just send a solar sail down to the Sun.
Featuring Stella Kafka from the American Association of Variable Star Observers
https://www.aavso.org/
00:42 Why no microscopes to Mars?
02:38 Could we see a reflection of Earth?
04:37 Send a solar sail to the Sun?
07:03 How will red dwarfs die?
08:51 Do radio telescopes have pixels?
10:58 Do aliens have to be close to detect us?
13:21 Will civilizations want to settle every star?
15:17 What is expanding in between space?
17:18 Will we get out of balance with nature?
21:42 Do black holes come in different shapes?
24:03 How could a civilization go extinct?
26:37 Are their models for dying stars?
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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