Safari Live - Day 42 | National Geographic

The stories that I hear from people that were alive during Apollo—something happened with them when they watched people walking on the moon. It was this understanding that anything’s possible. Those people ended up going on thinking that for sure people a…

What we’re going to do in this video is give ourselves a quick introduction to carbohydrates. You might already be familiar with the notion if you look at some packaged food. There’s usually a nutritional label, and it’ll say carbohydrates; it’ll tell you…

We’re told a roller coaster has c cars, each containing 20 seats, and it completes r rides a day. Assuming that no one can ride it more than once a day, the maximum number of people that can ride the roller coaster in a single day is p. Write an equation …

Okay, so this is a wool feel. As anything named after a wolf would suggest, they are intimidating master predators. You may see the way this guy chomps down on a sea urchin like it just doesn’t even feel its spines on its throat. His teeth are pretty worn…

Now you’ve probably heard of the Leidenfrost effect. That’s when a volatile droplet like water levitates over a hot surface because it’s floating on a little cushion of its own vapor. Here I’m gonna try to create the inverse Leidenfrost effect where we le…

Hey, it’s me Destin, and uh, yesterday I made a video about chicken head tracking and a chicken’s ability to keep his head stabilized as his body moves. He keeps it in one spot. Well, a very unfortunate thing happened today on my way home. Unfortunately,…