Safari Live - Day 42 | National Geographic

Guys, I’m making this video out of necessity. There’s a large part of me—it’s been the prevailing part of me as of late—that makes me not want to make this video because it’s unfiltered, because it’s not ready. What I want to say isn’t totally polished. I…

Microbes are everywhere, on your phone, in your water bottle, on your hands before you wash them, on your hands after you wash them, and literally everywhere else on top of you too. Microbes are omnipresent at any moment, and there is nothing we can do ab…

What’s up you guys? It’s Graham here. So, we’re gonna play a really quick game. Just put up five fingers, and if all five fingers are still up by the time that we’re done, then you could watch the whole video. And if not, sorry, you gotta leave. I don’t m…

[Music] Hey guys and welcome to the first video of the new money advent calendar! Whoa, what a big project! I am actually pretty nervous about this. I’m going to try and—no, I am going to do 25 videos in 25 days in the lead up to Christmas. So, uh, I hope…

In other videos, we talk about how cells are the basic building block of life. In this video, we’re now going to talk about the two main categories of cells: prokaryotic cells and eukaryotic cells. So, what I’m going to do here is I’m going to diagram ou…

Hi everyone, Sal Khan here from Khan Academy. As you might notice, I am back in the walk-in closet where, uh, Khan Academy first started. I am socially distanced like I’m sure many of you all are. I just wanted to give you a quick message because I know …