Safari Live - Day 368 | National Geographic

We have four triangles depicted here, and they’ve told us that the triangles are not drawn to scale. We are asked which two triangles must be congruent. So, pause this video and see if you can work this out on your own before we work through this together…

I wish for all of you a catastrophic failure. Something that makes you cry. That you just want to sit in a dark closet for saying, “Why did I do that? How did that happen?” The idea that you’re going to be successful in all your endeavors is complete BS, …

First things first. Time to go fishing. I hope to get some—some eels. Some eels? Yeah, a Conger eel. We have big conger eels here. GORDON RAMSEY (VOICEOVER): Of course, David wants to go fishing for conger eels. They’re powerful and enormous, just like D…

What is space time? You already know. You have never met someone at a place unless it was also at a time. You have never met someone at a time unless it was– OK, I get it. I get it. So we– Whoa, well, wait a minute. What happens to a photon from 13 billi…

(Dramatic music) - [Narrator] About 37 million people around the world are currently living with AIDS, making the disease one of the worst pandemics in modern history. AIDS, or Acquired Immunodeficiency Syndrome, is a disease in which the human immune sys…

In the 18th century, you start to have significant interaction between the English and the Indians, especially in the East Indian Company. And as part of that, you start to have Western scholars start to really study Sanskrit and the Vedas. As they do the…