4.8 • 739 Ratings
🗓️ 30 January 2020
⏱️ 29 minutes
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0:00.0 | Hello, SFIA audio listeners. In this month's Nebula exclusive, big alien theory, |
0:05.2 | we're asking the reason alien civilizations might be rare is because most aliens are huge. |
0:10.5 | To hear it and every episode early and ad-free, plus hours of bonus content, check out |
0:15.5 | go.nebola.tv slash Isaac Arthur and use my code, Isaac Arthur. |
0:20.6 | This episode is sponsored by Brilliant. |
0:23.9 | Could the most common future on the horizon be a future with no horizon? |
0:45.3 | The O'Neill C is a massive rotating space habitat designed to house tens of thousands of people, or potentially even millions, and has been one of our most commonly discussed |
0:50.3 | megastructures here on the channel. |
0:52.3 | However, while we've discussed what an O'Neill Cinder is a lot, and even what the environment |
0:57.4 | and ecology inside one might be like, we've rarely looked at what might motivate folks |
1:01.8 | to move into one or what their life would really be like once there. |
1:06.0 | Partially because that is a bit tricky when asking what life inside one would be like, as the attraction |
1:11.6 | of such habitats is that they can be made very earth-like, and ideally life inside one is |
1:17.0 | just like home. |
1:18.6 | Yet there will be some differences, and potentially many. |
1:22.4 | We should start by reviewing what an O'Neill cylinder is. |
1:25.7 | The O'Neill cylinder is named for its original designer, Gerard O'Neill, and its basic form |
1:30.9 | tends to be a smaller design with two such habitat drums, our nickname for a rotating habitat |
1:36.6 | inside a large structure, often with windows involved to let the sunlight in. |
1:41.5 | We often envision no windows on the design these days, with internal lighting provided |
1:45.9 | by mirrors through smaller and safer window ports or simply electrical lighting. |
1:50.4 | The original space art looks pretty cool and beautifully illustrates the core concept, but in |
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