Safari Live - Day 42 | National Geographic

The ancient Taoist philosopher Zhuangzi once dreamt he was a butterfly. He felt free, flying from flower to flower, doing the things a butterfly does. He didn’t doubt he was a butterfly and had forgotten that he was Zhuangzi. When he woke up, he realized …

We are told the pedigree chart represents the inheritance of color blindness through three generations, and we see this here. The standard convention is a square is male, a circle is female. If it’s colored in, that means that they exhibit the trait; in t…

What’s up guys? It’s Graham here. So lately I’ve been hearing a lot of talk about this upcoming mortgage crisis. Not to mention, pretty much every single news website in existence is mentioning it. So let’s talk about it. And instead of creating some sor…

[Music] I always wanted to go and explore far away in empty places. From very early on, I just wanted to travel and discover places that weren’t impacted by humans. We have got on 1.6 inside the heart. After several years as an Antarctic ecologist, I had…

What I want to do in this video is explore taking the derivatives of exponential functions. So we’ve already seen that the derivative with respect to x of e to the x is equal to e to the x, which is a pretty amazing thing. One of the many things that make…

If I didn’t go about teaching my children tradition and culture, it would be a whole gap and we might not be able to give back. Then my family would be lost in tradition and culture. That little spot back here, just there, Beaver Dam blocking it but ther…