Safari Live - Day 337 | National Geographic

Hi, this is Sal Khan of the Khan Academy, and I just wanted to let all of you know about a really exciting challenge that’s going on. It applies to any student that is between the ages of 13 and 18 years old, anywhere in the world. So if you’re one of the…

Leah and Pedro push two tables together. The figure below shows the new arrangement. So we have table number one and table number two that Leah and Pedro have pushed together. Maybe they’re having a bunch of people over for a fancy breakfast. They’ve push…

Hey Nige, can you get me another coke? Nah, I’m good, thanks. It’s just downstairs. Nah, the tennis is on. You come to my house to watch the tennis and you’re not even going to get me another coke? Yeah, it’s the tiebreaker. Relax. You know what I …

[explosion] MARY ANNE HITT: To me, as somebody who had grown up in the mountains and loved the mountains, the idea that a coal company had the right to blow up an entire mountain and wipe it off the map forever was just unconscionable. These places are n…

Why do we dream? This is one of life’s great unanswered questions. Given that we spend around six years of our lives in a dream state, it’s no wonder people want to understand why we do it. Sure, there are theories, and I’ll get to them, but there’s no cl…

Hey grammarians! Today, I want to talk about the idea of the indefinite pronoun, which looks kind of complicated, but really just does what it says on the tin. An indefinite pronoun is just that: it’s indefinite, undefined, uncertain. These are pronouns t…