Safari Live - Day 129 | National Geographic

We can calculate the depth ( d ) of snow in centimeters that accumulates in Harper’s yard during the first ( h ) hours of a snowstorm using the equation ( d ) is equal to five times ( h ). So, ( d ) is the depth of snow in centimeters and ( h ) is the tim…

When you hear of Ancient Rome or the Roman Empire, the Roman Republic, immediately images of the Roman legions come to mind. These conquering armies conquered much of the Mediterranean. You might have images of the Roman Senate; names like Julius Caesar a…

[Music] Connection, energy, artistry, truth, originality, originality, originality. My name is Jesse Wender, and I’m a senior photo editor at National Geographic magazine. An In Varma, I’m a contributing photographer to National Geographic magazine. Davi…

Hi everyone. In this video, we’re going to practice using the mass number equation. This equation represents the fact that the mass number of an atom is equal to its number of protons plus its number of neutrons. Let’s use the mass number equation to ans…

In small-scale societies and ancestral communities, there were only a couple of hundred individuals. It was relatively easy to keep tabs on one another, and that was really important because social reputation matters. The problem is that the larger the s…

Hey, it’s me, Destin. Welcome back to Smarter Every Day. We made a video game. I was supposed to make a video here about, like, “Hey, this is the game, and you can buy it, and you can play it, and it’s awesome.” That was the original idea for this. But th…