Safari Live - Day 368 | National Geographic

There’s a widely-held belief that self-discipline means being able to do something when you don’t actually want to do it. People who believe this think that self-discipline means going to the gym, reading books, or eating chicken and broccoli when you don…

What’s up, guys? It’s Graham here. So to bring everyone up to speed with what happened, I posted a video about three weeks ago that YouTube had scheduled my channel for deletion on July 12th. This was a giant red notice that came completely out of nowher…

What we’re going to do in this video is look at pairs of figures and see if they are scaled copies of each other. So for example, in this diagram, is figure B a scaled version of figure A? Pause the video and see if you can figure that out. There are mu…

[Music] The snakeheads are a pretty smart fish. I think I’ve seen them where they’ll stir up mud, and they’ll sit there, and they won’t move. They’ll stir up that mud to make a camouflage for their s, but then they won’t make any more mud. So as the curre…

Hello, grammarians! Hello, Paige! Hi, David! So, Paige, have you ever heard of this man Aldus Minucius? I don’t think I have. That’s a pretty cool name, though. His given name was actually Aldo Manuzio. He was a Venetian printer around 1500, and this gu…

Hi everyone, Sal Khan here. Welcome to the Homeroom live stream. We have a very exciting guest today. We’re gonna have John Dickerson, who works for 60 Minutes, a CBS contributing analyst, contributes to The Atlantic, and also has written “The Hardest Job…