Safari Live - Day 368 | National Geographic

We’re told a pick four lottery game involves drawing four numbered balls from separate bins, each containing balls labeled from zero to nine. So, there are ten thousand possible selections in total. For example, you could get a zero, a zero, a zero, and a…

Hey, Vsauce. Michael here. And today we’re going to discuss déjà vu. What is it, and why does it occur? You know, those moments where the current situation feels like it’s happened before? You’re certain it has, but you don’t know when, or how it became s…

Five… Four…. Three… Two… One… Hey, it’s me Destin, welcome back to Smarter Every Day! I love rockets. If you’ve been around this channel, you know that about me, and today is like the best day ever because we’re going to learn how to build rockets. Just d…

We formed the Dolan’s Club a while back. We got tired of reading and hearing so much about people always trying to get a fancier car, a bigger house, uh, travel to more exotic places, and come home and tell everybody they go to Las Vegas and come back sai…

[Music] I’ve been inspired by octopuses my whole life, just with the camouflage, with the mimicry, and just so many different ways of locomotion. Every octopus that you meet will have a different personality, and I’ve been lucky enough to build a relation…

So, I have a rational expression here, and what my goal is, is to simplify it. But while I simplify it, I want to make the simplified expression be algebraically equivalent. So if there are certain x values that would make this thing undefined, then I hav…