Safari Live - Day 337 | National Geographic

(Wind blowing) (Solemn music) (Engine humming) When you work with archaeological objects, you are like entering the world of your ancestors. (Mysterious music) I like to think that in a way, they talk to us. (Mysterious music) A Quipu is an accounting dev…

Let’s see if we can figure out what 2 and 1⁄4 times 3 is. Pause this video and see if you can work that out. All right, now there’s different ways that we could approach this. One way to approach this is to recognize that if I multiply anything times thr…

All right, grammarian, so we know that there’s one way to use this thing we call reflexive pronouns, and that’s to say you’re doing something to yourself, as in the sentence, “I made myself breakfast.” Right? I’m making myself breakfast, or in the sentenc…

Look around you. Where are you? Where is this place you are occupying? Somewhere in a room, maybe in a city on a continent on a planet orbiting a star in a galaxy among billions. But… where is all of that? While this may feel like a daft question, it turn…

Is it worth paying, you know, 50% more on fuel cost, uh, you know, twice the cost for the plane? Basically, probably not for those little things. That’s when you get into like the luxury; like, it’s a ripoff. Okay, you can buy a nice four-seater Renault o…

Katie throws a ball in the air for her dog to chase. The function f models the height of the ball in meters as a function of time in seconds after Katie threw it. We could see that right over here this is our function f. So at time t equals zero, the hei…