Safari Live - Day 42 | National Geographic

Hi everyone, Sal Khan here. Welcome to this Homeroom live stream. As always, I’m very excited about the conversation we’re going to have with our guest today, Representative Karen Bass. But before we get to that, I’ll give my standard announcements. Fir…

[patriotic instrumental music, Edison Records phonograph cylinder - Rule, Britannia!] Hello Internet. Well, here we are. One decade later. Ha! I wish that was how it worked, but it is not. No, YouTube still feels like my new job even though I’ve put in a…

Hey, it’s me Destin, welcome back to Smarter Every Day. So have you ever seen something in your life that was so incredibly beautiful that you just did not understand how it could exist in this physical world with you? And the more you get close to it, th…

Hi everyone! This is Jeremy Schiefling with Khan Academy. I want to thank you for joining us this afternoon or this evening depending on where you’re calling in from, and you are in for a very special treat. So as you probably know, we’ve been doing webi…

Let’s see if we can draw the Lewis diagram for a nitrate anion. So, a nitrate anion has one nitrogen and three oxygens, and it has a negative charge. I’ll do that in another color; it has a negative charge. So, pause this video and see if you can draw th…

Foreign exoplanets are planets outside of the solar system, and we know today, for the first time ever with statistical certainty, that there are more planets in the Milky Way galaxy than there are stars. Each star hosts at least one planet. That’s astron…