Safari Live - Day 368 | National Geographic

Should I brew more? Still warm, and it’s been awhile. But the Law of Cooling is a decaying exponential. But you need a measurement on the liquid to get the heat transfer coefficient. Don’t worry about the measurement for now. We’ll find a new way to thin…

Supernovae are the most powerful explosions in the universe, unleashing enough energy to outshine galaxies. We have no real metaphor for their power. If the sun were to magically go supernova, it would feel like you were being hit by the energy of a nucle…

Let’s get some practice with our exponent properties, especially when we have integer exponents. So let’s think about what ( 4^{-3} \times 4^{5} ) is going to be equal to. I encourage you to pause the video and think about it on your own. Well, there’s a…

Look around you. Where are you? Where is this place you are occupying? Somewhere in a room, maybe in a city on a continent on a planet orbiting a star in a galaxy among billions. But… where is all of that? While this may feel like a daft question, it turn…

What I have listed here is several of the derivative rules that we’ve used in previous videos. If these things look unfamiliar to you, I encourage you maybe to not watch this video because in this video we’re going to think about when do we apply these ru…

We need to be able to get off of Earth better. So, first thing we need to work out is how to very efficiently get off of Earth. Then we can start working out how to efficiently get on to Mars. If you want to get off the planet Earth today, you’ve got one …