Satya Nadella on the journey to becoming Microsoft's CEO & reimagining technology's impact

The number of branches of an oak tree and a birch tree since 1950 are represented by the following tables. So for the oak tree, we see when time equals 0 it has 34 branches. After three years, it has 46 branches, so on and so forth. Then for the birch t…

I’m Dave Ponesku and I’m the executive director of Pertz, which is the Project for Education Research at Scale. It’s a center at Stanford University. Pertz makes a variety of resources that help educators learn about the science of motivation, and we do t…

[SUSPENSEFUL MUSIC] MAN 1: Morocco, it’s off the map. No one would know about it. This was a place where he could test himself, both physically and mentally with a massive amount of climbing. And then, he wanted to free solo one of the big walls at the e…

Two of your predecessors felt very much the same thing, didn’t they? Teddy Roosevelt walked these very trails through these redwood trees along with John Muir, the father of the American conservation movement, and these granite mountains. They lit a fire …

[Music] There’s a heat there, inscriptions right here. There are, yes, we hit P, guys. Wow, this is awesome! I’ve been doing this for almost 20 years. This project captured my imagination, and to me, it’s a privilege and very exciting to be able to disco…

Plenty of people pretend to be successful for social clout. Pretending to be successful has become a sort of international sport. But there are some signs that you can tell if someone is actually successful or not. In this video, we’re going over 15 signs…