Safari Live - Day 368 | National Geographic

First, you’ll have to know what happens when an atomic bomb explodes. You will know when it comes. We hope it never comes. Ready, it looks something like this. Today, when discussing the destructive power of nuclear weapons or asteroids or any large-scal…

In a previous video, we figured out a way to multiply a two-digit number times a one-digit number. What we did is we broke up the two-digit numbers in terms of its place value. So, the three here in the tens place, that’s three tens; this is seven ones. …

Hey, it’s me, Dtin. Welcome back to Smarter Every Day! So let’s pretend for a second that you’re a macaw, and you live in the Amazon rainforest. Life is pretty good; you have all the fruit you want. But there’s one problem: you don’t get all the nutrient…

Canada and the United States share the longest, straightest, possibly boringest border in the world. But, look closer, and there’s plenty of bizarreness to be found. While these sister nations get along fairly well, they both want to make it really clear …

You’re already likely familiar with the notion that a dollar in the US, a US dollar, is not necessarily equivalent to one currency unit in another country, say one euro. So, if you were traveling to that country and you are holding dollars, and you need t…

The autoionization of water refers to the reaction of water molecules to form two ions: the hydronium ion, which is H3O⁺, and the hydroxide ion, which is OH⁻. Water can function as an acid or base, and in this reaction, one water molecule functions as a B…