Safari Live - Day 129 | National Geographic

Hi, I’m Sal Khan, founder of the Khan Academy, and I just want to let you know about our India talent search. As you might know, Khan Academy, we’re a not-for-profit with a mission of providing a free, world-class education for anyone, anywhere. To us, t…

Today I have the privilege to hold in my hands something very special. This is the world’s first operational, gear-based, continuously variable transmission or CVT. And before I explain how this piece of absolute mechanical poetry actually works, allow me…

Here in the Kotart Labs, we test very important ideas to see what happens when you blow things up or play with black holes. Many of you suggested that we look into an idea that sounds reasonable: shooting nuclear waste into space. It’s one of those concep…

All right, Keith. Prince Rupert’s drop. Prince Rupert’s drop, right? Paper submitted from 1660 to the Royal Society. So this is a very early stuff. Hey, it’s me, D. Welcome back to Smarter Every Day. I am in the basement of the Royal Society in London, En…

[Music] They, Mr. Wonderful here, and welcome to the beachside edition of Ask Mr. Boffin. Now look, you know there’s so many fantastic questions that come through the transom in the last couple of weeks. But I was gonna wait until I’m in the studio and …

[Narrator] Gordon Ramsay is heading to Kwazulu-Natal, South Africa, to learn the secrets of Zulu cuisine. But how the region developed some of its signature dishes reveals a deeper and darker history. In just one stroll through a spice market in Durban, S…