Safari Live - Day 337 | National Geographic

Most people don’t know how bicycles actually work. [Off screen] Let’s try it again. So we modified this bike to prove it. This video was sponsored by KiwiCo. More about them at the end of the show. When you’re riding a bike and you want to turn left, …

So let’s sum up where we are so far. We’re looking at this formula and trying to understand why it corresponds to curvature, why it tells you how much a curve actually curves. The first thing we did is we noticed that this numerator corresponds to a cert…

There’s a monitor lizard right there, right on that termite mound, just basking in the sun. They can either play dead or they can run like grease lightning. Let me see if I can get a better look at it. I can see that this monitor could use a little hel…

Your job is to be an optimist. Your job is to believe amazing things about what you can do with your life and what you do in the world when you’re young. That’s the point. That’s the point. That’s why the world needs young people. [Music] This is Michae…

Oh oh oh oh! Look, we got a little octopus up in the comments. You get rewarded after all those sea pigs. All right, valet crew, here we go! All right, I’m gonna paint it with the lasers, and I’m gonna turn them off for some really good imaging. Yeah, ye…

So we are given these two complex numbers and we want to know what ( w_1 ) divided by ( w_2 ) is. So pause this video and see if you can figure that out. All right, now let’s work through this together. The form that they’ve written this in actually make…