Safari Live - Day 42 | National Geographic

Hashem obtained a random sample of students and noticed a positive linear relationship between their ages and their backpack weights. A 95% confidence interval for the slope of the regression line was 0.39 plus or minus 0.23. Hashim wants to use this inte…

Hey, it’s me, Destin. Welcome back to Smarter Every Day. One of the reasons I absolutely love helicopters is that you can get places that you can’t with any other device. So today, I’m with Bradley Friesen here in… where? Bradley: We’re, uh, right now in…

What’s up, Grandma’s guys? Here, so we gotta be really, really careful not to blink because if you do, whoops! There you go; you missed the latest market crash, and, uh, now we’re back at another all-time high. Better luck next time! All right, I know I’…

This video is sponsored by KiwiCo, more about them at the end of the show. This is a picture of the supermassive black hole at the center of our Milky Way galaxy known as Sagittarius A*. The black hole itself doesn’t emit light, so what we’re seeing is th…

Hey, have you ever seen this kind of plant before? It’s called a dandelion. If you live in a tropical climate, it might be unfamiliar, but if you live in a more temperate zone, you’ll probably recognize it, as it’s a very common plant. Dandelions make yel…

Cameras aren’t working. That’s getting super frustrating. This is what it’s like: I went below zero. Cameras are down, tough conditions all around. A fill-in: no heat, no power, do anything. Won’t even turn on. Yeah, Baggins, this is a typical day in the…