In this week's questions show I explain why it's still important to do science, even if it's difficult, can we use multiple methods to measure distance, and why the Trojan asteroids don't collect into a single object?
00:00 Start
00:40 Why should we bother trying to understand the Universe?
05:01 Can different methods be used to measure distances to the same object?
07:50 Why don't Trojans collect into a single object?
10:24 Split the videos up?
13:02 Do supernovae cause a chain reaction?
14:27 Why settle the Milky Way?
16:48 What if a black hole came close to the Earth?
18:04 Is there an escape velocity from the Milky Way?
18:51 Could we detect something moving faster than light?
20:48 Could we detect pulsars in other galaxies?
22:44 When does a planet end, and an atmosphere begin?
24:06 Could we store photons for energy?
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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Astronomy Cast:
https://www.youtube.com/channel/UCUHI67dh9jEO2rvK--MdCSg
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Team: Fraser Cain - @fcain / [email protected]
Karla Thompson - @karlaii / https://www.youtube.com/channel/UCEItkORQYd4Wf0TpgYI_1fw
Chad Weber - [email protected]
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