Safari Live - Day 337 | National Geographic

Before talking more about inequality, I think it’s worth talking about the difference between wealth and income. Wealth and income often get confused in conversations about inequality. As you can imagine, these two things move together. You tend to associ…

What’s up, Graham! It’s guys here. So, as I’m sure we’re all aware by now, every single week there’s a new prediction that the stock market is going to come crashing down. It’s time to sell everything, and this time it’s for real. But this crash predictio…

Hey, Vsauce! Michael here! If you core a sphere; that is, remove a cylinder from it, you’ll be left with a shape called a Napkin ring because, well, it looks like a napkin ring! It’s a bizarre shape because if two Napkin rings have the same height, well t…

A catalyst speeds up a reaction by lowering the activation energy, and there are many types of catalysts. First, we’re going to look at enzymes, which are biological catalysts. Let’s say that this represents our enzyme, and the place where the reaction oc…

My name is Steve Varsano and I have a company called The Jet Business, and we’re involved with the buying and selling of corporate jets. I live in the UK; I work in the UK. I set up my business in the UK, but my business is global. The final purchase pric…

Foreign s have always been interested in finding ways to live longer. The oldest surviving story in recorded history is Mesopotamia’s 4,000-year-old Epic of Gilgamesh, and this desire shows up even there. After the death of a close friend, our hero Gilgam…