Safari Live - Day 368 | National Geographic

Traditionally, climbers are seen as very friendly, lovely people. I love the climbing community, and it’s just so beautiful. Everyone in the competitions really feels like close friends to me; I love the atmosphere. I love the camaraderie. I love my teamm…

In fact, I’ve got behind me Popper’s book called Objective Knowledge and it’s subtitled An Evolutionary Approach and that’s no accident at all either. There’s symmetry between the theory of epistemology and the theory of evolution as we understand it. Be…

A farmer sold 26 kg of tomatoes for $78. Which graph has a slope that represents the cost of tomatoes in dollars per kilogram? Pause this video, work through this on your own before we do this together. So, if we’re thinking about slope, slope is all ab…

We are told Liam multiplies two numbers and gets an even product. What could be true about the numbers Liam multiplied? It says choose two answers, so pause this video and see if you can figure out which two of these could be true. All right, now let’s d…

We’re told a yoga mat is three-fifths of a meter wide and has an area of one and two twenty-fifths square meters. What is the length of the mat? Well, we know that length times width is going to give you area. Or another way of thinking about it is if th…

Absolutely everything you think about yourself and the universe could be an illusion. As far as you know, you are real and exist in a universe that was born 14 billion years ago and that gave rise to galaxies, stars, the Earth, and finally you. Except, ma…