Safari Live - Day 42 | National Geographic

When we’re talking about major wars in colonial North America, we tend to think about the American Revolution, not its earlier iteration, the Seven Years War. I think that’s a shame because the Seven Years War was incredibly influential, not only on the A…

You’re standing in a bus at rest, without any support. Suddenly, the bus starts moving, and you fall back, as if someone pushed you back. Why does this happen? You get back on your feet, and now suddenly the bus stops, and you fall forward, as if someone …

[Music] Gonna swing when it comes off that corner. Put it down, just let it go. Relax, it’s not gonna go anywhere. That’s a lot better there than a minute ago, swinging off the ladder. Fortunately, no accidents happened. A couple of times, some good close…

We’re told this network diagram represents the different train routes between three cities. Each node is a city, and each directed arrow represents a direct bus route from city to city. So, for example, this arrow right over here, I guess, would represent…

The daunting journey to the modern world had its humble beginnings long ago. Mammoth bone huts to mega cities, the evolution of shelter mirrors the evolution of humanity. It all began around the fire as we shed our nomadic past and crafted our first homes…

In several videos, we have talked already about the price elasticity of supply. In this video, we’re going to dig a little bit deeper, and we’re going to think about what factors might make a supply curve, or supply schedule, or portions of it to be more …