Safari Live - Day 337 | National Geographic

[Instructor] In the last video, we talked about the first 200 years of Rome being an official empire, starting with Augustus in 27 BCE, going all the way to Marcus Aurelius. That time period is referred to as Pax Romana, Roman Peace. It’s a relatively sta…

A blank sheet of paper, it’s the birthplace of so much art, so many ideas: sketching, painting, writing. These are just some of the things that come to mind when we think about paper as a medium. But there are other forms too that one may not necessarily …

Hello readers! Today we shall take the field in rhetorical combat, also known as argument. Argument is when an author wants to convince you of their position. This is my position: you should share this position, and here is why. Argument does not sneak. …

In these cycles, there are short-term cycles that build up to create a long-term cycle. So, uh, for example, we’re used to, uh, what’s commonly called the business cycle or the short-term debt cycle, in which there’s a recession when economic weakness and…

There was once a village decimated by war, a war its people didn’t ask for. After four years, the killings ended, but the devastation had only just begun. Those who survived were left standing on the streets for hours, waiting for their only chance at a m…

In many videos, we have already talked about metals and metallic bonds. In this video, we’re going to dig a little bit deeper, and in particular, we’re going to talk about alloys, which are mixtures of elements but still have metallic properties. So firs…