Springtime On Mars
Science & Futurism with Isaac Arthur
Isaac Arthur
4.9 • 781 Ratings
🗓️ 12 September 2019
⏱️ 30 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, |
| 0:15.1 | check out go.nebola.tv slash Isaac Arthur and use my code, Isaac Arthur. |
| 0:20.5 | This episode is sponsored by Brilliant. |
| 0:24.1 | A pristine natural environment sounds idyllic, if you're on a planet that's naturally |
| 0:29.2 | lush green and blue, but if your planet is just red, dusty, and airless, nature is going |
| 0:35.2 | to need some work. |
| 0:51.5 | You and I live in an era when even a single human boot print on Mars would be a historic |
| 0:56.4 | accomplishment, one that we hope with fingers crossed will happen in our lifetime. |
| 1:02.0 | However, there may come a time when Mars is no longer a frontier but is thoroughly colonized |
| 1:07.5 | and populated. |
| 1:09.2 | Martian babies will be born and some Martian adults will live their whole lives |
| 1:13.6 | without ever visiting Earth. |
| 1:15.6 | The geology of Mars will be surveyed thoroughly and completely quite early on, and preserving |
| 1:21.6 | its pristine state will become less important than making Mars a better place for Martians to live. |
| 1:29.1 | The process of making a planet more Earth-like has long been known as terraforming, |
| 1:34.0 | terra meaning Earth, a term by the way that originated in science fiction before making |
| 1:39.6 | its way into science. |
| 1:41.8 | You can of course never really perfectly duplicate a place, nor is it really desirable even |
| 1:47.5 | where you can, and as channel regulars know, we have a lot of alternatives for finding extra living |
| 1:53.6 | space, such as O'Neill cylinders, and that's often been our focus for colonizing, and when |
... |
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