Ex-CIA Spy: China Is Preparing & We're Not Paying Attention! Here's What Happens If They Takeover!

We’ve got the biggest dreams of putting our eyes on other worlds, traveling to them, making them our home. But how do we get there? The stars are so far apart. We would need sailing ships that could sustain human crews over the longest haul of all time. T…

The first people who lived here named themselves. Across the continent, in hundreds of languages, the word for people - or the First People - was what they used. Other people existed, to trade and talk and fight with. But the continent was vast and travel…

Hi teachers, this is Sal Khan here from Khan Academy, and welcome to Course Mastery. So, back in 1984, famous education researcher Benjamin Bloom published the famous Two Sigma study, where he showed that a student who works in a mastery learning framewo…

Using GPS, these trails represent pizza delivery in Manhattan on a typical Friday night. And is this a frog or a horse? It’s episode 52 of IMG! This lemon looks yellow to me, and it probably looks yellow to you as well, but not in the same way. You see, …

Hello everyone, thank you so much for coming. My name is Becca Skinner, and I’m a National Geographic Young Explorer and an adventure photographer. Before I get started and tell you why, in this photo, I’m carrying 110 liters of camera gear across the coa…

(soft music) (eerie sound) Hey Vsauce! Michael here. Every episode of Mind Field is now free to view all over the world, all 24 episodes, all three seasons. Whoa! It is really exciting. And it’s why I’ve invited you here to Vsauce headquarters. Why watch…