The Internet Has Massively Broadened Career Possibilities

Hi everyone. Sal Khan here and I’m with Iman Howard, who is our manager for all of our STEM content on Khan Academy. And we wanted to welcome you to the Middle School Earth and Space Sciences course. Iman, why should folks be excited about this? So Middl…

Nerd wars time! It’s Friday again! We’re gonna do some old-school action today. Oh, nerd wars! Someone suggested this on the YouTube channel comment, you know that thing down here? And I was too lazy to figure out who it was. I forgot, but here it is: Lin…

Let’s talk a little bit in more depth about how DNA actually copies itself, how it actually replicates, and we’re going to talk about the actual actors in the process. Now, as I talk about it, I’m going to talk a lot about the three prime and the five pri…

Hi, I’m Alex. This is Brandon and Mike, and together with our trusty prototype Marvin, we are Varden Labs. I’ve been programming since I was 13 years old. I was ranked as one of the top 20 programmers in Canada in high school, and most recently, I worked…

So in the last video, I talked about three-dimensional vector fields, and I finished things off with this sort of identity function example where at an input point (X, Y, Z), the output vector is also (X, Y, Z). Here, I want to go through a slightly more …

In a world that constantly raises the bar and places ever-increasing demands on our abilities, intelligence is a valuable asset that can set us apart. Fortunately, the path to becoming smarter isn’t too complicated. It’s a skill that can be cultivated and…