Safari Live - Day 368 | National Geographic

All right, this problem is a classic. You’re going to see this in basically every single physics textbook. The problem is this: if you’ve got two masses tied together by a rope and that rope passes over a pulley, what’s the acceleration of the masses? In …

So in any discussion of ancient Persia, we quickly talk about the faith of the Achaemenid Empire, and that’s Zoroastrianism. It’s popularized by Cyrus the Great when he establishes the Achaemenid Empire, takes over the Median Empire, the Babylonian Neo-Ba…

Consider the molecules represented above and the data in the table below. We have the structure up here for non, the structure for 2, 3, 4-triopentane, which is really hard to say, so I’m going to abbreviate that TFP. Um, and we have this data in the tabl…

When you’re selling a jet for a company, that company is either moving up to a bigger, newer jet, or the company’s having problems and they’re selling the jet and they’re getting out of the business of operating their own corporate jet. If it’s the latte…

Hello readers! Today I want to talk about themes. A theme is an important idea that is woven throughout a story. It’s not the plot or the summary, but something a little deeper. A theme links a big idea about our world with the action of a text. Sometimes…

Let’s say that we have some country, let’s call it Utense Landia, that can only produce one of two goods or some combination of them. So it can produce forks, and it can produce, or it could produce, spoons. This axis is the quantity of forks; this axis i…