Safari Live - Day 337 | National Geographic

[Instructor] About 3.5 billion years ago, single-celled organisms were the only life forms that existed on Earth. These organisms passed on their genetic material with slight changes to their descendants. And over long periods of time, these genetic cha…

[Instructor] We’re told the quantities x and y are proportional, and then they give us a table where they give us a bunch of x’s and they give us the corresponding y’s. When x is four, y is 10. When x is five, y is 12.5, and so on and so forth. Find th…

So just as a bit of a review, if we take the members of a certain species that share the same area, we call that a population. Population, all of the organisms in this particular population will be members of the same species. There could be other member…

Imagine you had a personal Search Assistant who can not only track down answers in a fraction of a second but good breakdown complex topics, offer personalized recommendations, and even do your work for you. It’s a scenario you might not have to imagine f…

Hello everyone. So what I’d like to do here is talk about curvature. I’ve drawn on the xy plane here a certain curve. So this is our x-axis, this is our y-axis, this is a curve running through space, and I’d like you to imagine that this is a road of some…

What’s up you guys? It’s Graham here. So, I think between YouTube, Snapchat, and Instagram, I probably get a hundred messages per day. Now, one of the more common themes in messages that I get are questions like, “Hey Graham, is this a good idea? Should …