4.7 • 1.1K Ratings
🗓️ 1 June 2025
⏱️ 101 minutes
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0:00.0 | What is the biological necessity of sleep? |
0:03.0 | In other words, if there are exoplanets that have a diurnal, |
0:06.0 | anything that exist in the universe has some spin rate, |
0:09.0 | will probably have some nighttime? |
0:11.0 | Will they have creatures there? |
0:12.0 | Will they sleep? |
0:13.0 | Will they have diurnal cycles? |
0:14.0 | It's a fascinating question. |
0:15.0 | I mean, if you're asking as a Darwinian, |
0:18.0 | I mean, the Darwinian theory that I'm acquainted with is that because there is such a dramatic difference between the day and night, because of the rotation of the earth, it's not possible to be well adapted to both. And therefore, the best strategy is to be well adapted to one of them and to keep out of mischief for the other |
0:39.9 | and so sleep is according to this theory it originated with a man called ray medis |
0:49.4 | sleep is just a way of keeping out of mischief of not being conspicuous at a time when you don't need to be. |
0:59.0 | And then all the physiological consequences of that, which are definite, I mean you certainly need sleep physiologically. |
1:07.0 | That's a secondary consequence. There are people who claim never to sleep. |
1:12.6 | They're very rare. |
1:14.6 | They have been studied and it looks as though they may exist. |
1:18.6 | It's really rare. |
1:19.6 | My main criticism was the way many people think science should be taught |
1:23.6 | is that they think it should be made relevant to everyday life. |
1:28.3 | And I think everyday life is what's boring. |
1:31.3 | But science itself is riveting and exciting. The I'm Welcome, everybody. |
2:37.1 | What an incredible turnout over a thousand of the brightest people in British Columbia. |
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