Safari Live - Day 42 | National Geographic

The picture has an area of 80 square cm. What is the width of the picture? So here’s our picture: this super fun giraffe listening to music. Our picture’s shape is a rectangle, and we’re asked to find the width of that rectangle. Well, maybe we don’t kn…

When we look out into the cosmos for alien life, many folks look for signs of water on moons or planets. That’s because life, as we know it, is dependent on water. To understand that, we just have to take a closer look at some of the properties of water. …

Because social media spreads the bad news so incredibly quickly, many people have now become fearful. Beachgoers watched in horror as a violent fight broke out this afternoon. This poor little girl is probably going to need counseling and therapy. I want …

Just got done having my morning cup of coffee, and down here I can see the river really start dropping. Last night, it dropped a couple feet. I’m going to head up river, make sure my fish wheel is not high and dry. I can’t afford to just let a functional …

Hello, a Luxor’s! In previous videos, we’ve spoken all about some of the most luxurious watch brands in the world and some of the most expensive timepieces they’ve produced. But what makes them so expensive? What drives up the cost of these wrist frosting…

Hi, I’m Megan from Khan Academy, and in this video, we’re going to walk you through the learner or student experience at Khan Academy. We believe that everyone is a learner; from the teacher perspective, all of your students are learners, and you can be a…