Safari Live - Day 368 | National Geographic

Mark: My years in Yosemite were the best years of my life. That was where I was training and I was learning the skills of big wall climbing. And I wanted to find walls that people hadn’t done before and I wanted to pioneer my own routes. But, you know wha…

The following is for informational purposes only; don’t be idiots like we are. Hey, it’s me, Destin. Mechanical Engineer, University of Alabama. Big loser, likes to play with rockets. This is my buddy Stephen, Electrical engineer, not as much of a loser …

Hello everyone! So what I want to talk about here is how to interpret the directional derivative in terms of graphs. I have here the graph of a function, a multivariable function: it’s ( F(x, y) = x^2 \cdot y ). In the last couple of videos, I talked abo…

These are tiny molecular machines, and they are doing this inside your body - right now. To understand why, we have to zoom out. Every day, in an adult human body, 50 to 70 billion of your cells die. Either they’re stressed, or damaged, or just old. But t…

So in the last video, we started working on the analysis of an RLC circuit that had a forcing function. The math for doing that gets really hard, and so what we decided to do was see what happens if we limit ourselves to using just sinusoidal inputs that …

Hello, grammarians! Hello, David! Hello, Rosie! So today we’re going to talk about understatement and overstatement, and I could not be more excited. This is like the coolest thing that’s happened to me all week. Oh my gosh! Really? No, I mean, I’m excit…