Safari Live - Day 121 | National Geographic

Hey, Vsauce. Michael here, and today we are going to talk about why we dream. What’s going on inside our brains? The scientific study of dreaming is called Anaya ology, and for most of history, it didn’t really exist. Because you can’t hold a dream, it’s…

Hello everyone. August is almost over. So, it’s time for another Q&A, which is number six already. In this public Q&A, I’ll talk about the shadow, because my recent video about this topic got a lot of questions and feedback. I think that’s a great…

You have two fractions: 1⁄4 and 5⁄6, and you want to rewrite them so they have the same denominator and have whole number numerators. What numbers could you use for the denominator? So here’s our fractions: 1⁄4 and 5⁄6, and we want to rewrite these fract…

A cart of mass m moving rightward at speed 2v hits a slower moving cart of mass m moving rightward at speed v. When the carts collide, they hook together. There’s friction between the track and carts and between the moving parts of the carts. Which of the…

The Future of Reasoning Hey, Vsauce! Michael here. Where is your mind? Is it in your head? I mean, that’s where your brain is — and your brain remembers, plans, makes judgments, solves problems … but you also remember and plan with things like these and …

So, I have a rectangle drawn right over here, and my goal is to split this rectangle up into smaller equal squares. The way that I’m going to do that is by first dividing this rectangle into two rows—two equal rows—and then I’m going to divide this rectan…