Safari Live - Day 121 | National Geographic

Before we get into the topic of weak acid equilibria, let’s look at a strong acid first. So let’s say that H A is a strong acid and reacts with water to produce the hydronium ion and A minus, the conjugate base. 2H A—technically, the reaction comes to an…

At the 1939 world’s fair in New York, the exciting new tech was the live television broadcast. Roosevelt became the first president to address the nation live on TV. But for years leading up to this event, engineers have been working on one particular tec…

All right, in this video we’re talking about the short answer section of the AP US History exam. In the first part of this video, we talked about the first two sections of this question, which asked for examples of how contact with Europeans changed Nativ…

In 2012, Drake made a song titled “The Motto,” but what most people remember from it is “YOLO.” YOLO tells you to live in the moment, enjoy life you have today, and not worry too much about tomorrow, because at the end of the day, you only live once. Whil…

[Music] People, when they think of space, they typically imagine zero G, where everything is floating. But that’s not a prerequisite for being in space. If you have a rotating space station, by way of this centrifugal force of the rotating wheel, you can…

People often say you should bet on yourself, or investing in yourself pays the best dividends. But what does that even mean? What exactly can you afford to bet, especially if you weren’t born into means? By the end of this video, you’ll have a game plan t…