Safari Live - Day 368 | National Geographic

Now I’d like to demonstrate one way to construct a sine wave. What we’re going to do is we’re going to construct something that looks like ( S(\Omega t) ). So, we have our function of time here and we have our frequency. Now this little animation is goin…

I, I, I need a hip replacement. For 32 years of playing squash, my right hip is killing me. I want to get back in the game. I’ve been avoiding it for two years. I could go anywhere. I could go to Abu Dhabi. I could go to Dubai. I can do anywhere in the Un…

Hi everyone! Thank you for joining today on our webinar on seven tips for motivating elementary school kids during distance learning. Now the tips we’ll be sharing today are tailored to this moment, but they’re really applicable more broadly as needed. I’…

What doesn’t kill you just makes you stronger. Good practice. Get knocked down, get right back up again, and get back to work. [Music] Just got the dogs out for a good run. I’m about to start working on my cabin. It’s kind of been getting put off a long…

We are told that 52 times 762 is equal to 39,624, and then we’re told to match each expression to its product. These products, this is the exercise on Khan Academy. You can move them around so the product can be matched to the appropriate expression. So p…

I’m gonna make this home for the night, and I’m gonna do a little bit of fire straightening. So I’m just warming the dart over the coals on this fire, and then try to kind of straighten it. Four days into his 80-mile journey, desert Nomad Tobias is suffe…