Safari Live - Day 129 | National Geographic

Here’s a question: I have lots of startup ideas. How do I choose the one to work on? Uh, common problem. There’s too many choices; there’s lots of choices in the world. You don’t know what to focus on. You know, there’s different algorithms you can use.…

Hey there, relaxer. Wherever you’re watching this, you know, you’re probably celebrating some sort of holiday, whether you’re religious or not. It’s still a time when the year comes to an end. It’s a closing chapter for most people around the world. A tim…

What’s up, you guys? It’s Graham here. So, I have an extra bonus video for you today because I was browsing the internet this morning—like I do pretty much every morning—and I came across something rather unexpected. Even more unexpected than unemploymen…

Let’s say we run an experiment to determine if a reaction is endo or exothermic. For our hypothetical reaction, A reacts with B to form C, and let’s say this reaction takes place in aqueous solution in a beaker. We can define our system as the reactants a…

Did you know that after the 1986 Chernobyl nuclear disaster at reactor number four, the other reactors on that site were not shut down permanently? In fact, they were kept running, producing electricity by workers who were brought in by train every day to…

Which is most effective for helping people learn: punishment or reward? Well, consider the case of Israeli fighter pilot training, because instructors there found that negative feedback was far superior to positive feedback. If a cadet performed a particu…